Frederick Charles Gordon-Lennox, 9th Duke of Richmond was born 5 February 1904 to Charles Henry Gordon-Lennox, 8th Duke of Richmond (1870-1935) and Hilda Madeline Brassey (1872-1971) and died 2 November 1989 of unspecified causes. He married Elizabeth Grace Hudson (1900-1992) 15 December 1927 .
Children
| Name | Birth | Death | Joined with |
| Charles Henry Gordon-Lennox, 10th Duke of Richmond (1929) | 19 September 1929 | Susan Monica Grenville-Grey (1933) | |
| Nicholas Charles Gordon-Lennox (1931-2004) | |||
Siblings
| Name | Birth | Death | Joined with |
| Amy Gwendolin Gordon-Lennox (1894-1975) | |||
| Charles Henry Gordon-Lennox (1895-1895) | |||
| Doris Hilda Gordon-Lennox (1896-1980) | |||
| Charles Henry Gordon-Lennox, Lord Settrington (1899-1919) | |||
| Frederick Charles Gordon-Lennox, 9th Duke of Richmond (1904-1989) | 5 February 1904 | 2 November 1989 | Elizabeth Grace Hudson (1900-1992) |