| Count | Generation, name, (birth - death) |
| 1 |
1 FitzRoy, George Ferdinand, Baron Southampton
(1761-08-07 - 1810-06-24)
|
| 2 |
2 FitzRoy, Charles (1804), Baron Southampton
(1804-09-28 - 1872-07-16)
|
| 3 |
3 FitzRoy, Ismay Mary Helen Augusta
(1863 - 1952-04-22)
|
| 4 |
4 FitzRoy, Charles Alfred Euston, Duke of Grafton
(1892-06-04 - 1970-11-11)
|
| 5 |
5 FitzRoy, Hugh Denis Charles, Duke of Grafton
(1919-04-03 - 2011-04-07)
|
| 6 |
6 FitzRoy, James Oliver Charles
(1947-12-13 - 2009-10-01)
|
| 7 |
7 FitzRoy, Louise Helen Mary
(1973-06-11 - )
|
| 8 |
7 FitzRoy, Emily Claire
(1974-12-06 - )
|
| 9 |
7 FitzRoy, Henry Oliver Charles, Duke of Grafton
(1978-04-06 - )
|
| 10 |
8 FitzRoy, Alfred James Charles
(2012-12-26 - )
|
| 11 |
8 FitzRoy, Rosetta Christina Clare
(2015-07-20 - )
|
| 12 |
8 FitzRoy, Ralph Simon Lennox
(2017-03-16 - )
|
| 13 |
7 FitzRoy, Charlotte Rose
(1983-03-10 - )
|
| 14 |
7 FitzRoy, Isobel Anne
(1985 - )
|
| 15 |
3 FitzRoy, Frederica Louise
(1864 - 1932-04-09)
|
| 16 |
4 Crutchley, Victor Alexander Charles
(1893-11-02 - 1986-01-24)
|
| 17 |
5 Crutchley, William Victor Percy
(1933-06-26 - 2007)
|
| 18 |
5 Colfox, Frederica Loveday
(1934-12 - )
|
| 19 |
6 Colfox, Philip John
(1962-12-27 - )
|
| 20 |
6 Byrne, Victoria Mary (1964-01)
(1964-01 - )
|
| 21 |
6 Daniel, Charlotte Ismay Joan
(1966-01-28 - )
|
| 22 |
7 Daniel, Olivia Mary Frederica
(1988 - )
|
| 23 |
6 Colfox, Edward Timothy
(1969-01-14 - )
|
| 24 |
6 Found, Connie Ruth
(1971-07-20 - )
|
| 25 |
7 Found, George Edward Wyndham
(2004 - )
|
| 26 |
3 Fitzroy, Blanche Georgiana
(1865 - 1944-11-28)
|
| 27 |
4 Douglas-Pennant, Hugh Napier, Baron Penrhyn
(1894-08-06 - 1949-06-26)
|
| 28 |
4 Douglas-Pennant, Pamela
(1896-05-11 - 1968-01-31)
|
| 29 |
5 Pelham, John Edward, Earl of Yarborough
(1920-06-02 - 1991-03-21)
|
| 30 |
6 Pelham, Charles John, Earl of Yarborough
(1963-11-05 - )
|
| 31 |
5 Pelham, Janet Marcia Rose
(1923-10-17 - 1997)
|
| 32 |
6 Douglas-Pennant, Richard Charles Harper
(1955-02-19 - )
|
| 33 |
6 Douglas-Pennant, Edmond Hugh
(1960-05-02 - )
|
| 34 |
4 Douglas-Pennant, Sybil Mary
(1901-01-19 - 1975-07-05)
|
| 35 |
5 Holland-Hibbert, Sheila Constance
(1927-06-25 - )
|
| 36 |
6 Holland-Hibbert, Henry Thurstan
(1959-04 - )
|
| 37 |
6 Holland-Hibbert, James Edward
(1967-05-19 - )
|
| 38 |
3 Fitzroy, Charles Henry, Baron Southampton
(1867-05-11 - 1958-10-07)
|
| 39 |
4 Fitzroy, Charles (1904), Baron Southampton
(1904-01-03 - 1989)
|
| 40 |
5 Fitzroy, Charles James (1928-08-12), Baron Southampton
(1928-08-12 - 2015-01-10)
|
| 41 |
6 Fitzroy, Edward Charles, Baron Southampton
(1955-07-08 - )
|
| 42 |
7 FitzRoy, Charles Edward Millett
(1983-01-18 - )
|
| 43 |
3 FitzRoy, Edward Algernon
(1869-07-24 - 1943-03-03)
|
| 44 |
4 FitzRoy, Robert Oliver, Viscount/Viscountess Daventry
(1893-01-10 - 1976-05-07)
|
| 45 |
4 FitzRoy Newdegate, John Maurice
(1897-03-20 - 1976-05-07)
|
| 46 |
5 FitzRoy Newdegate, Francis Humphrey Maurice, Viscount/Viscountess Daventry
(1921-12-17 - 2000-02-15)
|
| 47 |
6 FitzRoy Newdegate, James Edward, Viscount/Viscountess Daventry
(1960-07-27 - )
|
| 48 |
7 Fitzroy Newdegate, Humphrey John
(1995-11-23 - )
|
| 49 |
7 Fitzroy Newdegate, Hester Anne
(1997-12-31 - )
|
| 50 |
7 Fitzroy Newdegate, Sophia Hebe
(2001-03-08 - )
|
| 51 |
6 FitzRoy Newdegate, Hugh Francis
(1962-10-04 - )
|
| 52 |
6 Kirkpatrick, Joanna Norrie
(1964-02-08 - )
|
| 53 |
2 FitzRoy, Henry (1807)
(1807-05-02 - 1859-12-17)
|