1. Hon Barbara Villiers, (1641-1709), Cr 1670 Baroness Nonsuch, Countess of Southampton, Duchess of Cleveland., married (1) 1659 to Roger Palmer, 1st Earl of Castlemaine, married (2) 1705 (Annulled 1707) to Robert Feilding, Mistress to King Charles II of Great Britain.
1.1. Charles Fitzroy, (1662-1730), 2nd Duke of Cleveland, cr 1670 Duke of Southampton, married (1) 1671 to Mary Wood, married (2) 1694 to Anne Pulteney, with issue.
1.1.1. (Second Marriage) William Fitzroy, 3rd Duke of Cleveland, 2nd Duke of Southampton, married 1732 to Lady Henrietta Finch, dsp.
1.1.2. Lord Charles Fitzroy, (1699-1723).
1.1.3. Lord Henry Fitzroy, (1701-1708), dunm.
1.1.4. Lady Barbara Fitzroy.
1.1.5. Lady Anne Fitzroy, married to Francis Paddy.
1.1.6. Lady Grace Fitzroy, (1697-1763),. married 1725 to Henry Vane, Earl of Darlington.
1.2. Henry Fitzroy, (1663-1690), cr 1675 1st Duke of Grafton, Earl of Euston, Viscount Ipswich, Baron Sudbury, married 1672 to Lady Isabella Bennet, 2nd Countess of Arlington, with issue.
1.2.1. Charles Fitzroy, (1683-1575), KG, 2nd Duke of Grafton, 3rd Earl of Arlington., married 1713 to Lady Henrietta Beaufort, with issue.
1.2.1.1. Charles Henry Fitzroy, (1714-1715), Earl of Euston, d.inf.
1.2.1.2. George Fitzroy, (1715-1747), Earl of Euston, married 1741 to Lady Dorothy Boyle, dsp.
1.2.1.3. Lord Augustus Fitzroy, (1716-1741), married to Elizabeth Cosby, with issue.
1.2.1.3.1. Augustus Fitzroy, (1735-1811), KG, 3rd Duke of Grafton., Prime Minister of Great Britain 1768-1770., married (1) 1756 (Div 1769) to Hon Anne Liddell, married (2) 1769 to Elizabeth Wrottesley, with issue.
1.2.1.3.1.1. (First Marriage) George Henry Fitzroy, (1760-1844), KG, 4th Duke of Grafton, married 1784 to Lady Charlotte Maria Waldegrave, with issue.
1.2.1.3.1.1.1. Henry Fitzroy, (1790-1863), 5th Duke of Grafton, married 1812 to Mary Caroline Berkeley, with issue.
1.2.1.3.1.1.1.1. William Henry Fitzroy, (1819-1882), 6th Duke of Grafton, married 1858 to Hon Marie Anne Baring, dsp.
1.2.1.3.1.1.1.2. Lord Augustus Charles Lennox Fitzroy, (1821-1918), 7th Duke of Grafton, KG, married 1847 to Anne Balfour, with issue.
1.2.1.3.1.1.1.2.1. Henry James Fitzroy, (1848-1912), Earl of Euston, married 1871 to Kate Walsh, dsp.
1.2.1.3.1.1.1.2.2. Lord Alfred William Fitzroy, (1850-1930), 8th Duke of Grafton, married (1) 1875 to Margaret Rose Carrington-Rose, married (2) 1916 to Susanna Mary MacTaggart Stewart, with issue.
1.2.1.3.1.1.1.2.2.1. (First Marriage) Lord William Henry Fitzroy, Viscount Ipswich,(1884-1918), married 1913 to Auriol Margaretta Broughton, with issue.
1.2.1.3.1.1.1.2.2.1.1. John Charles Fitzroy, (1914-36), 9th Duke of Grafton, dunm.
1.2.1.3.1.1.1.2.2.1.2. Lady Margaret Jane Fitzroy, (1916-1997), married 1936 to Maj Gen Sir Eustace Nelson.
1.2.1.3.1.1.1.2.2.1.3. Lady Mary Rose Fitzroy, (1918-., married 1945 (Div 1952) to Lt Francis Trewawny Williams.
1.2.1.3.1.1.1.2.2.2. Lady Lilian Rose Fitzroy, (1876-1960), married 1910 to Charles Robertson.
1.2.1.3.1.1.1.2.2.3. (Second Marriage) Lady Elfrida Marie Fitzroy, (1919-1920), d.inf.
1.2.1.3.1.1.1.2.2.4. Lady Cecilia Blanche Fitzroy, (1922-1974), married 1949 to Baron Howard of Henderskelfe.
1.2.1.3.1.1.1.2.3. Lord Rev Charles Edward Fitzroy, (1857-1911), married 1883 to Hon Ismay Mary Fitzroy, with issue.
1.2.1.3.1.1.1.2.3.1. Charles Alfred Euston Fitzroy, (1892-1970), 10th Duke of Grafton., married (1) 1918 to Lady Doreen Maria Buxon, married (2) 1924 to Lucy Eleanor Barnes, married (3) 1944 to Rita Emily Stockley, with issue.
1.2.1.3.1.1.1.2.3.1.1. Hugh Denis Fitzroy, (1919-., KG, 11th Duke of Grafton., married 1946 to Dame Anne Fortune Smith, with issue.
1.2.1.3.1.1.1.2.3.1.1.1. James Oliver Charles Fitzroy, (1947-2009), Earl of Euston, married 1972 to Lady Clare Amabel Kerr, with issue.
1.2.1.3.1.1.1.2.3.1.1.1.1. Henry Olivier Fitzroy, (1978-., Earl of Euston.
1.2.1.3.1.1.1.2.3.1.1.1.2. Lady Louisa Helen Fitzroy, (1973-.
1.2.1.3.1.1.1.2.3.1.1.1.3. Lady Emily Clare Fitzroy, (1974-.
1.2.1.3.1.1.1.2.3.1.1.1.4. Lady Charlotte Rose Fitzroy, (1983-.
1.2.1.3.1.1.1.2.3.1.1.2. Lord Charles Patrick Fitzroy, (1957-., married 1988 to Diana Miller-Stirling, with issue.
1.2.1.3.1.1.1.2.3.1.1.2.1. Nicholas Augustus Fitzroy, (1991-.
1.2.1.3.1.1.1.2.3.1.1.2.2. George Fitzroy, (1993-.
1.2.1.3.1.1.1.2.3.1.1.3. Lady Henrietta Fitzroy, (1949-., married 1979 to Marquis Edward Gerald Zimmermann St George.
1.2.1.3.1.1.1.2.3.1.1.4. Lady Virginia Mary Fitzroy, (1954-., married (1) 1980 (Div 1987) to Lord Ralph William Kerr., married (2) 1995 to Roger Babington Hill.
1.2.1.3.1.1.1.2.3.1.1.5. Lady Olivia Fitzroy, (1963-., married 1995 to John Guy Elmhirst Monson.
1.2.1.3.1.1.1.2.3.1.2. Lord Charles Oliver Fitzroy, (1923-1944), dunm.
1.2.1.3.1.1.1.2.3.1.3. Lady Anne Mildred Fitzroy, (1920-., married 1947 to Maor Colin Mackenzie MBE.
1.2.1.3.1.1.1.2.3.1.4. (Second Marriage) Lord Edward Anthony Fitzroy, (1928-., married 1956 to Veronica Mary Ruttledge, with issue.
1.2.1.3.1.1.1.2.3.1.4.1. Michael Robert Fitzroy, (1958-., married 1987 to Cornelia Garnett, with issue.
1.2.1.3.1.1.1.2.3.1.4.1.1. Edwin Fitzroy, (1992-.
1.2.1.3.1.1.1.2.3.1.4.1.2. Olivia Fitzroy, (1989-.
1.2.1.3.1.1.1.2.3.1.4.2. Joanna Lucy Fitzroy, (1957-., married 1982 to Martin J Kershaw.
1.2.1.3.1.1.1.2.3.1.4.3. Shauna Anne Fitzroy, (1963-., married 1989 to Adam L J Seccombe.
1.2.1.3.1.1.1.2.3.1.5. Lord Michael Charles Fitzroy, (1932-1954), dunm.
1.2.1.3.1.1.1.2.3.2. Edward Henry Fitzroy, (1893-1917), dunm.
1.2.1.3.1.1.1.2.3.3. Lord John Percy Fitzroy, (1899-1945), married 1929 to Kathleen Ruthar Rokeby, with issue.
1.2.1.3.1.1.1.2.3.3.1. Henry Charles Fitzroy, (1930-1954), dunm.
1.2.1.3.1.1.1.2.3.3.2. Ismay Diana Fitzroy, (1933-.
1.2.1.3.1.1.1.2.3.4. Anna Ismay Fitzroy, (1884-1966), married 1921 to 10th Baron Byron of Rochdale.
1.2.1.3.1.1.1.2.3.5. Victoria Alexandrina Fitzroy, (1886-1974), married 1911 to Richard Sturgis Seymour.
1.2.1.3.1.1.1.2.3.6. Violet Freddie Fitzroy, (1888-1974), married 1909 to Maj-Gen Nigel Maitland Wilson.
1.2.1.3.1.1.1.2.4. Lady Eleanore Fitzroy, married (1) 1872 to Herbert Fitzroy Eaton, married (2) 1875 to Major Hon Walter Harbord., married (3) 1904 to Major Herbert Magniac.
1.2.1.3.1.1.1.3. Lord Frederick John Fitzroy, (1823-1919), married 1853 to Catherine Sarah Wescomb, with issue.
1.2.1.3.1.1.1.3.1. Evelyn Fitzroy, (1860-1924), dunm.
1.2.1.3.1.1.1.3.2. Anne Ethel Fitzroy, (1859-1939), dunm.
1.2.1.3.1.1.1.4. Lady Mary Elizabeth Fitzroy, married 1837 to Rev Hon Augustus Phipps.
1.2.1.3.1.1.1.5. Lady Maria Louisa Fitzroy, married 1846 to 1st Baron Penrhyn.
1.2.1.3.1.1.2. Lord Charles Fitzroy, (1791-1865), married 1825 to Lady Anne Cavendish, with issue.
1.2.1.3.1.1.2.1. Cavendish Charles Fitzroy, (1833-1894), married 1859 to Mary Lumsden Strange, with issue.
1.2.1.3.1.1.2.1.1. Harold Charles Fitzroy, (1870-1939), married 1892 to Eliza Mary Butt, with issue.
1.2.1.3.1.1.2.1.1.1. Charles Cavendish Fitzroy, (1900-1960), married (1) 1926 to Simone Andree Hennebert, married 1957 to Nora Bardsley, with issue.
1.2.1.3.1.1.2.1.1.1.1. (First Marriage) Kenneth Cavendish Fitzroy, (1928-., married (1) 1952 (Div 1970) to Pamela Mary Dodson, married (2) 1980 to Patricia Juliet de Schanschieff, married (3) 1992 to Sally Anne Laing, with issue.
1.2.1.3.1.1.2.1.1.1.1.1. (First Marriage) Ian Charles Fitzroy, (1954-.
1.2.1.3.1.1.2.1.1.1.1.2. Susan Pamela Fitzroy, (1955-., married 1997 to Philip Whall.
1.2.1.3.1.1.2.1.1.1.1.3. Rosemary Alison Fitzroy, (1964-.
1.2.1.3.1.1.2.1.1.2. Maryu Georgiana Fitzroy, (1897-), dunm.
1.2.1.3.1.1.2.1.2. Anne Isabella Fitzroy, (1861-1914), married 1894 to Arthur Charles Hecht.
1.2.1.3.1.1.2.2. Elizabeth Fitzroy, married 1857 to Henry Lee Steere.
1.2.1.3.1.1.3. Lady Maria Anne Fitzroy, married 1810 to Sir William Oglander, 6th Bt.
1.2.1.3.1.1.4. Lady Elizabeth Fitzroy, married 1814 to John Henry Smyth.
1.2.1.3.1.1.5. Lady Isabella Frances Fitzroy, married to Joseph St John.
1.2.1.3.1.2. Lord Charles Fitzroy, (1764-1829), married (1) 1795 to Frances Miller-Mundy, married (2) 1799 to Lady Frances Anne Stewart, with issue.
1.2.1.3.1.2.1. (First Marriage) Sir Charles Augustus Fitzroy KCB, KCH, (1796-1858), Governor of New South Wales, married (1) 1820 to Lady Mary Lennox, married (2) 1855 to Margaret Gordon, with issue.
1.2.1.3.1.2.1.1. (First Marriage) Augustus Charles Fitzroy, (1821-1855), dunm.
1.2.1.3.1.2.1.2. George Henry Fitzroy, (1826-1868), married 1865 to Eugenia Susannah Chapman, dsp.
1.2.1.3.1.2.1.3. Arthur George Fitzroy, (1827-1861), dunm.
1.2.1.3.1.2.1.4. Mary Caroline Fitzroy, (1823-1895), married 1841 to Adml Hon Keith Stewart CB.
1.2.1.3.1.2.2. (Second Marriage) George Fitzroy, (1800-1883), married (1) 1830 to Louisa Harris, married (2) 1873 to Charlotte Frances Spencer, with issue.
1.2.1.3.1.2.2.1. (First Marriage) George Robert Fitzroy, (1831-1898)., dsp.
1.2.1.3.1.2.2.2. Francis Fitzroy, (1832-1904), married 1866 to Mary Nesham Bulteel, dsp.
1.2.1.3.1.2.2.3. Charles Vane Fitzroy, (1836-1871), dunm.
1.2.1.3.1.2.2.4. daughter Fitzroy.
1.2.1.3.1.2.2.5. Daughter Fitzroy.
1.2.1.3.1.2.2.6. Daughter Fitzroy.
1.2.1.3.1.2.3. Robert Fitzroy, (1805-1865), married (1) 1836 to Mary Henrietta O'Brien, married (2) 1854 to Maria Isabella Smyth., with issue.
1.2.1.3.1.2.3.1. (First marriage) Sir Robert O'Brien Fitzroy KCB, (1839-1896), dunm.
1.2.1.3.1.2.3.2. (Second Marriage) Lara Maria Fitzroy, (1858-1943), dunm.
1.2.1.3.1.2.4. Frances Fitzroy, married 1824 to 4th Baron Dynevor.
1.2.1.3.1.3. Georgiana Fitzroy, married 1778 to Rt Hon John Smyth.
1.2.1.3.1.4. (Second Marriage) Rev Lord Henry Fitzroy, (1770-1828), married 1800 to Caroline Pigot, with issue.
1.2.1.3.1.4.1. Henry Fitzroy, (1806-1877), married 1830 to Jane Elizabeth Beauclerk, with issue.
1.2.1.3.1.4.1.1. Algernon Henry Fitzroy, (1834-1927), dunm.
1.2.1.3.1.4.1.2. Wriothesley Augustus Fitzroy, (1837-1891), dunm.
1.2.1.3.1.4.1.3. Cecilia Fanny Fitzroy, married 1857 to Capt George Sitwell.
1.2.1.3.1.4.1.4. Blanche Adeliza Fitzroy, married (1) 1860 to Hon Charles Maynard, married (2) 1866 to 4th Earl of Rosslyn.
1.2.1.3.1.4.1.5. Eveleyn Georgiana Fitzroy, married (1) 1858 (Div 1895) to Aubrey de Vere Beauclerk, married (2) 1895 to George S A Watson-Taylor.
1.2.1.3.1.4.2. Hugh Fitzroy, (1808-1879), married (1) 1831 to Lucy Sarah Lethbridge, married (2) 1856 to Emily Louise Macdonald of Clanranald, with issue.
1.2.1.3.1.4.2.1. (First Marriage) Almeric Hugh Fitzroy, (1835-1860), dunm.
1.2.1.3.1.4.2.2. Amy Emily Fitzroy, married 1858 to Lt-Col Ralph Atkinson.
1.2.1.3.1.4.2.3. (Second Marriage) Augusta Caroline Fitzroy, married 1884 to Robert William Rankine Wilson.
1.2.1.3.1.4.3. Rev Augustus Fitroy, (1809-1869), married (1) 1833 to Angelina Mary O'Brien, married (2) Emma Maitland, with issue.
1.2.1.3.1.4.3.1. (First Marriage) Rev Ernest James Fitzroy, (1834-1916), married 1855 to Elizabeth Ellis, with issue.
1.2.1.3.1.4.3.1.1. Stafford Francis Fitzroy, (1863-1920), married 1893 to Gertrude Ann Fortye, dsp.
1.2.1.3.1.4.3.1.2. Lilias Evelyn Fitzroy, married 1902 to Walter Thomas Fremlin.
1.2.1.3.1.4.3.2. (Second Marriage) Hugh Maitland Fitzroy, (1843-1903), married 1877 to Bertha Kearney, with issue.
1.2.1.3.1.4.3.2.1. Ronald Hugh Fitzroy, (1878-1960), dunm.
1.2.1.3.1.4.3.2.2. Victor Robert Fitzroy, (1880-1946), dunm.
1.2.1.3.1.4.4. Francis Charles Fitzroy, (1811-1874), married (1) 1835 to Caroline Octavia Pigot, married (2) 1855 to Harriet Anne Musgrave, with issue.
1.2.1.3.1.4.4.1. (First Marriage) Orlando Charles Fitzroy, (1836-1880), married 1860 to Ella Bedford, with issue.
1.2.1.3.1.4.4.2. Lavina Fitzroy, married 1882 to Col Charles Clitherow Gore.
1.2.1.3.1.4.5. Caroline Fitzroy, married 1839 to Henry Wilson.
1.2.1.3.1.5. Lord Sir William Fitzroy KCB., (1782-1857), married 1816 to Georgiana Raikes, with issue.
1.2.1.3.1.5.1. Francis Horatio Fitzroy, (1823-1900), married 1849 to Hon Gertrude Duncombe, with issue.
1.2.1.3.1.5.1.1. Sir Almeric William Fitzroy KCB, KCVO, (1851-1935), married 1887 to Katherine Farquhar, with issue.
1.2.1.3.1.5.1.1.1. Nigel Horatio Fitzroy, (1889-1953), married (1) 1917 (div 1928) to Constance Paul, married (2) 1936 to Diana Frances Pery-Knox-Gore, with issue.
1.2.1.3.1.5.1.1.1.1. (Second Marriage) Susanna Fitzroy, (1937-., married (1) 1964 (Div 1966) to William Anthony Coleridge.
1.2.1.3.1.5.1.1.2. Yvonne Alice Fitzroy, (1891-1971), dunm.
1.2.1.3.1.5.1.2. Cyril Duncombe Fitzroy, (1861-1939), married 1903 to Leila Margaret Smith, married (2) 1908 to Margaret Durham, with issue.
1.2.1.3.1.5.1.2.1. (First Marriage) Esme Leila Gertrude Fitzroy, (1904-), married 1936 to Lt-Col Reginald Henry Osgood Hanbury.
1.2.1.3.1.5.1.2.2. (Second Marriage) Charles Francis Fitzroy, (1909-94), married 1936 to Baroness Irmgard von Dincklage, with issue.
1.2.1.3.1.5.1.2.2.1. Professor Felix Rudolf Fitzroy, (1938-., married 1976 to Renate Bruninghaus, with issue.
1.2.1.3.1.5.1.2.2.1.1. James Francis Fitzroy, (1986-.
1.2.1.3.1.5.1.2.2.1.2. Olga Henrietta Fitzroy, (1982-.
1.2.1.3.1.5.1.2.2.2. Christina Margaret Fitzroy, (1944-., married 1974 to Ali Kemal Caba.
1.2.1.3.1.5.1.2.3. Elizabeth Anne Fitzroy, (1912-1982), dunm.
1.2.1.3.1.5.1.3. Gertrude Louisa Fitzroy, married 1871 to Lt-Col Robert Lloyd-Anstruther.
1.2.1.3.1.5.1.4. Helen Mary Fitzroy, married 1890 to Charles Milnes Newtown.
1.2.1.3.1.5.1.5. Esme Fitzroy, married (1) 1886 to Col Hon Montagu Curzon, married (2) 1909 to Rev William Arthur King.
1.2.1.3.1.5.2. Harriet Elizabeth Fitzroy, married 1862 to Col Michael Dawes.
1.2.1.3.1.6. Lady Elizabeth Fitzroy, married 1811 to Lt-Gen Hon William Fitzroy.
1.2.1.3.1.7. Lady Augusta Fitzroy, married 1811 to Rev G.F Travel.
1.2.1.3.1.8. Lady Frances Fitzroy, married 1800 to 1st Baron Churchill.
1.2.1.3.1.9. Lady Isabella Fitzroy, married 1812 to Barrington Pope Blachford.
1.2.1.3.2. Lord Charles Fitzroy, (1737-1797), cr 1768: Baron Southampton., married 1758 to Anne Warren, with issue.
1.2.1.3.2.1. George Ferdinand Fitzroy, (1761-1810), 2nd Baron Southampton, married (1) 1784 to Laura Keppel, married (2) 1802 to Frances Isabella Seymour, with issue.
1.2.1.3.2.1.1. Charles Fitzroy, (1804-1872), 3rd Baron Southampton, married (1) 1826 to Harriet Fitzroy Stanhope, married (2) 1862 to Ismania Catherine Nugent, with issue.
1.2.1.3.2.1.1.1. (Second Marriage) Charles Henry Fitzroy, (1867-1959), OBE, 4th Baron Southampton, married 1892 to Lady Hilda Dundas, with issue.
1.2.1.3.2.1.1.1.1. Charles Fitzroy, (1904-1989), 5th Baron Southampton, married (1) 1927 to Margaret Drake, married (2) 1940 (Div 1944) to Phyllis Joan Lloyd, married (3) 1951 to Rachel Christine Zaman, with issue.
1.2.1.3.2.1.1.1.1.1. (First Marriage) Charles James Fitzroy, (1928-., 6th Baron Southampton, married (1) 1951 to Pamela Anne Henniker, married (2) 1997 to Alma Pascual, with issue.
1.2.1.3.2.1.1.1.1.1.1. (First Marriage) Hon Charles Fitzroy, (1954-1975), married 1975 to Joanna Dana Brudenell-Bruce, dsp.
1.2.1.3.2.1.1.1.1.1.2. Hon Edward Charles Fitzroy, (1955-., married 1978 to Rachel Caroline Millett, with issue.
1.2.1.3.2.1.1.1.1.1.2.1. Charles Edward Fitzroy, (1983-.
1.2.1.3.2.1.1.1.1.1.2.2. Fiona Joan Fitzroy, (1979-.
1.2.1.3.2.1.1.1.1.1.2.3. Sarah Barbara Fitzroy, (1981-.
1.2.1.3.2.1.1.1.1.1.2.4. Julia Rachel Fitzroy, (1984-.
1.2.1.3.2.1.1.1.1.1.3. Hon Geraldine Anne Fitzroy, (1951-., married 1969 (Div ) to Gavin Prescott, married (2) 1977 to Richard Gordon Fuller.
1.2.1.3.2.1.1.1.1.1.4. (Second Marriage) Hon Charles James Fitzroy, (1998-.
1.2.1.3.2.1.1.1.1.1.5. Hon Isabella Elidia Fitzroy, (1999-.
1.2.1.3.2.1.1.1.2. Hon Dorothy Fitzroy, (1895-1957), married 1916 to Capt John McKerrell-Brown.
1.2.1.3.2.1.1.1.3. Hon Victoria Alexandrina Fitzroy, (1898-), married 1925 (Div 1941) to Major William Vandeleur Beatty.
1.2.1.3.2.1.1.1.4. Hon Ismay Hilda Fitzroy, (1908-., married 1928 to Brig Walter Sale CVO, OBE.
1.2.1.3.2.1.1.2. Hon Edward Algernon Fitzroy, (1869-1943), married 1891 to Muriel Douglas-Pennant, cr: 1943 Viscountess Daventry, CBE, with issue.
1.2.1.3.2.1.1.2.1. Robert Oliver Fitzroy, (1893-1976), 2nd Viscount Daventry, married 1916 to Grace Zoe Guinness, with issue.
1.2.1.3.2.1.1.2.1.1. Hon Mary Angela Fitzroy, (1919-., married (1) 1940 to Major Anthony Dermot Musker, married (2) 1962 to Dr Richard Mayon-White.
1.2.1.3.2.1.1.2.1.2. Hon Olivia Gwyneth Zoe Fitzroy, (1921-1969), married 1957 to Capt Sir Geoffrey Bates, 5th Bt.
1.2.1.3.2.1.1.2.1.3. Hon Katherine Susan Fitzroy, (1923-, married (1) (Div 1958) to Phil John Turner, married (2) 1958 to Anthony Woodington Boardley.
1.2.1.3.2.1.1.2.1.4. Hon Barbara Helen Fitzroy, (1928-, married 1952 to Col Peter Charles Ormrod MC.
1.2.1.3.2.1.1.2.1.5. Hon Amelia Grace Fitzroy, (1930-., married 1950 (Div 1978) to Capt David Charles Jessel.
1.2.1.3.2.1.1.2.2. Hon Michael Algernon Fitzroy, (1895-1915), dunm.
1.2.1.3.2.1.1.2.3. Hon John Maurice Fitzroy-Newdegate, (1897-), married 1919 to Lucia Charlotte Newdegate, with issue.
1.2.1.3.2.1.1.2.3.1. Francis Humphrey Fitzroy Newdegate, (1921-2000), 3rd Viscount Daventry., married 1959 to Hon Rosemary Norrie, with issue.
1.2.1.3.2.1.1.2.3.1.1. Hon James Edward Newdegate Fitzroy, (1960-., 4th Viscount Daventry, married 1994 to Georgia Lodge, with issue.
1.2.1.3.2.1.1.2.3.1.1.1. Hon Humphrey John Newdegate, (1995-.
1.2.1.3.2.1.1.2.3.1.1.2. Hon Hester Anne Newdegate, (1997-.
1.2.1.3.2.1.1.2.3.1.1.3. Hon Sophia Hebe Newdegate, (2001-.
1.2.1.3.2.1.1.2.3.1.2. Hon Hugh Francis Newdegate Fitzroy, (1962-.
1.2.1.3.2.1.1.2.3.1.3. Hon Joanna Norrie Newdegate Fitzroy, (1964-., married 1990 to Nicholas Yvone Kirkpatrick.
1.2.1.3.2.1.1.2.3.2. Hon Lucia Anne Fitzroy Newdegate, (1920-., married 1942 to Major Timothy Stuart Lewis.
1.2.1.3.2.1.1.2.3.3. Jocelyne Fitzroy Newddegate, (1929-., married (1) 1952 (Annulled 1953) to Richard John Barton, married 1957 (Div 1980) to Major Henry Allfrey OBE.
1.2.1.3.2.1.1.2.4. Hon Nancy Jean Fitzroy, (1894-1984), BEM, dunm.
1.2.1.3.2.1.1.3. Hon Ismay Mary Fitzroy, married 1883 to Rev Lord Charles Edward Fitzroy.
1.2.1.3.2.1.1.4. Hon Frederica Louisa Fitzroy, married 1890 to Percy Edward Crutchley.
1.2.1.3.2.1.1.5. Hon Blanche Georgiana Fitzroy, married 1887 to 3rd Baron Penrhyn.
1.2.1.3.2.1.2. Hon Henry Fitzroy, (1807-1859), married to Hannah Mayer de Rothschild, with issue.
1.2.1.3.2.1.2.1. Arthur Frederick Fitzroy, (1842-1858), dunm.
1.2.1.3.2.1.2.2. Caroline Blanche Fitzroy, married 1864 to Sir Coutts Lindsay, 2nd Bt.
1.2.1.3.2.1.3. Hon Anne Caroline Fitzroy, married 1828 to Rev Humphrey Allen.
1.2.1.3.2.2. Hon Charles Fitzroy, (1762-1831), married 1816 to Eliza Barlow, dsp.
1.2.1.3.2.3. Hon William Fitzroy, (1762-1786), dunm.
1.2.1.3.2.4. Hon Henry Fitzroy, (1765-1794), married 1799 to Lady Anne Wellesley, with issue.
1.2.1.3.2.4.1. Georgiana Frederica Fitzroy, married 1814 to 7th Duke of Beaufort.
1.2.1.3.2.5. Hon Warren Fitzroy, (1768-1806), married 1794 to Maria Theresia d'Isaac, with issue.
1.2.1.3.2.6. Hon Frederick Fitzroy, (1769-.
1.2.1.3.2.7. Hon William Fitzroy, (1773-1837), married (1) 1799 to Catherine Clarke, married (2) 1811 to Lady Elizabeth Fitzroy (See Above), with issue.
1.2.1.3.2.7.1. (First Marriage) William Simon Fitzroy, (1802-1882), married 1829 to Anne Bagge, with issue.
1.2.1.3.2.7.1.1. William Fitzroy, (1830-1902), married 1864 to Gertrude Mary Wenthworth, with issue.
1.2.1.3.2.7.1.1.1. William Wenthworth Fitzroy, (1867-1884), dunm.
1.2.1.3.2.7.1.1.2. Philip Fitzwilliam Fitzroy, (1870-1923), dunm.
1.2.1.3.2.7.1.1.3. Frederick Henry Fitzroy, (1872-1937), married 1904 to Eleanor Allan, with issue.
1.2.1.3.2.7.1.1.3.1. William Wenthworth Stewart-Fitzroy, (1907-1998), married (1) 1934 to Margaret Stewart Grant, married (2) 1988 to Evelyn Nichol, with issue.
1.2.1.3.2.7.1.1.3.1.1. (First Marriage) Allan Wenthworth Stewart-Fitzroy, (1935-., married 1960 to Susan Elizabeth Southwood, with issue.
1.2.1.3.2.7.1.1.3.1.1.1. Louisa Stewart-Fitzroy, (1962-., married 1988 to Major Michael Stone.
1.2.1.3.2.7.1.1.3.1.1.2. Jane Stewart-Fitzroy, (1964-., married 1987 to Rupert John Eastell.
1.2.1.3.2.7.1.1.3.1.1.3. Helen Stewart-Fitzroy, (1967-., married 1996 to Jon Poley.
1.2.1.3.2.7.1.1.3.1.2. Douglas Stewart-Fitzroy, (1943-.
1.2.1.3.2.7.1.1.3.1.3. Roderick Fitzroy, (1947-., married 1972 to Susan Arbroath, with issue.
1.2.1.3.2.7.1.1.3.1.3.1. James Fitzroy, (1973-.
1.2.1.3.2.7.1.1.3.1.3.2. Amanda Fitzroy, (1976-.
1.2.1.3.2.7.1.1.3.1.4. Anne Patricia Fitzroy, (1936-.
1.2.1.3.2.7.1.1.4. George Francis Fitzroy, (1873-1927), dunm.
1.2.1.3.2.7.1.1.5. Sir Charles Edward Fitzroy, Kt. Bach, (1876-1954), married 1915 to Sarah Louisa Limmer, dsp.
1.2.1.3.2.7.1.1.6. Robert Hope Fitzroy-Kelly, (1881-1952), married 1915 to Stella Agnes Kelly., dsp.
1.2.1.3.2.7.1.2. George Dartmouth Fitzroy, (1832-1890), married 1866 to Caroline Catherine Mmacpherson, with issue.
1.2.1.3.2.7.1.2.1. George Ewen Fitzroy, (1866-1936), dunm.
1.2.1.3.2.7.1.2.2. Gordon Duncan Fitzroy, (1868-1936), married (1) 1891 to Marie Turner, married (2) to Adalia Leasure, with issue.
1.2.1.3.2.7.1.2.2.1. (First Marriage) Albert Loring Fitzroy, (1900-.
1.2.1.3.2.7.1.2.2.2. Francis George Fitzroy, (1903-.
1.2.1.3.2.7.1.2.3. Emily Sarah Fitzroy, (1871-1947), dunm.
1.2.1.3.2.7.1.2.4. Georgiana Elizabeth Fitzroy, (1872-1948), married 1915 to William MacLeod.
1.2.1.3.2.7.1.2.5. Margaret Caroline Fitzroy, (1877-1934), dunm.
1.2.1.3.2.7.1.3. Lt-Col Ferdinand Fitzroy, (1833-1907), married 1855 to Mary Helena Cremelin, with issue.
1.2.1.3.2.7.1.3.1. Ferdinand Trevor Fitzroy, (1857-1928), married 1904 to Maud Harvey Hamilton, with issue.
1.2.1.3.2.7.1.3.1.1. Eric Hamilton Fitzroy, (1906-.
1.2.1.3.2.7.1.3.1.2. Herbert Cromwell Fitzroy, (1907-.
1.2.1.3.2.7.1.3.1.3. Kathleen Mary Fitzroy, (1904-.
1.2.1.3.2.7.1.3.1.4. Elizabeth Lorraine Fitzroy, (1912-.
1.2.1.3.2.7.1.3.2. Reginald Fitzroy, (1858-.
1.2.1.3.2.7.1.3.3. George William Fitzroy, (1861-.
1.2.1.3.2.7.1.3.4. Herbert Fitzroy, (1867-.
1.2.1.3.2.7.1.3.5. Frederick Voyle Fitzroy, (1869-.
1.2.1.3.2.7.1.3.6. Annie Fitzroy.
1.2.1.3.2.7.1.3.7. Emilia Mary Fitzroy.
1.2.1.3.2.7.1.4. Philip Fitzroy, (1837-1892), dunm.
1.2.1.3.2.7.1.5. Frederick Keppel Fitzroy, (1838-1863), dunm.
1.2.1.3.2.7.1.6. Edward Albert Fitzroy, (1840-1915), married 1874 to Lucy Jannetta Macpherson, with issue.
1.2.1.3.2.7.1.6.1. Eva Mary Fitzroy, (1875-1952), married 1903 to Lt-Col Stewart Ward Blacker.
1.2.1.3.2.7.1.7. Catherine Fitzroy, (1841-1912), married 1864 to W F Arundell.
1.2.1.3.2.7.2. George William Howe Fitzroy, (1803-1827), dunm.
1.2.1.3.2.7.3. Arthur William Bagot Fitzroy, (1805-1879), dunm.
1.2.1.3.2.7.4. Charles William Fitzroy, (1807-1886), married 1837 to Caroline Emily Phayre, with issue.
1.2.1.3.2.7.4.1. Gage Charles Fitzroy, (1845-1872), dunm.
1.2.1.3.2.7.5. Frederick Thomas Fitzroy, (1808-1862), married 1834 to Emilia Le Strange Styleman, with issue.
1.2.1.3.2.7.5.1. Frederick Southampton Le Strange Fitzroy, (1836-1890), married 1877 to Anne Woolsey, with issue.
1.2.1.3.2.7.5.1.1. Violet le Strange Fitzroy, (1878-1936), married 1903 to Major John Francis Giffard.
1.2.1.3.2.7.5.1.2. Evelyn Fitzroy, (1881-1969), married 1913 to Capt Harold Wilbraham Tollemache.
1.2.1.3.2.7.5.1.3. Lilian Kathleen Fitzroy, (1884-1966), dunm.
1.2.1.3.2.7.5.2. Henry William Fitzroy, (1838-), with issue.
1.2.1.3.2.7.5.2.1. Hugh Fitzroy.
1.2.1.3.2.7.5.3. Cecil Augustus Fitzroy, (1844-., married 1878 to Susanna Betham, with issue.
1.2.1.3.2.7.5.3.1. Gwendoline le Strange Fitzroy, married 1918 to Lt Ronald W. Williams.
1.2.1.3.2.7.5.4. Emily Katherine L'Estrange Fitzroy, married 1859 to Frederick Hogge-Archdale.
1.2.1.3.2.7.5.5. Adela Fitzroy, married 1874 to Arthur Blundell.
1.2.1.3.2.8. Hon Charlotte Fitzroy, married 1795 to 2nd Viscount of Dungannon.
1.2.1.3.2.9. Hon Emily Fitzroy, married 1799 to 2nd Baron Bagot.
1.2.1.3.2.10. Hon Louisa Fitzroy, married 1792 to James Allan.
1.2.1.3.2.11. Hon Georgiana Fitzroy, married 1807 to Maj-Gen Hon Sir William Ponsonby KCB.
1.2.1.4. Lord Charles Fitzroy, (1718-1739), dunm.
1.2.1.5. Lady Caroline Fitzroy, married to 2nd Earl of Harrington.
1.2.1.6. Lady Isabella Fitzroy, married to 1st Marquess of Hertford.
1.2.1.7. Lady Harriet Fitzroy, (d. 1735), dunm.
1.2.1.8. (illegitimate) Charles Fitzroy Scudamore, (1713-1782), married to Hon Frances Scudamore, with issue.
1.2.1.8.1. Frances Scudamore, (1750-1820), married 1771 to Charles Howard, 11th Duke of Norfolk.
1.3. George Fitzroy, cr 1674 Earl of Northumberland, Baron of Pontefract, Viscount Falmouth, cr 1683 Duke of Northumberland, (1665-1716), married (1) 1686 to Catherine Wheatley, married 1715 to Mary Dutton, dsp.
1.4. Anne Fitzroy, (1662-1722), married 1674 (sep 1688) to Thomas Lennard, Earl of Sussex.
1.5. Charlotte Fitzroy, (1664-1718), married 1677 to Edward Lee, Earl of Lichfield.
1.6. Barbara Fitzroy, (1672-1737), 'Nun', dunm.l
1.6.1. Charles Hamilton, (1691-1754), Comte d'Arran.

 

 

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