Thomas Clifford, 8th Baron de Clifford, 8th Baron de Clifford, was born 26 March 1414 to John Clifford, 7th Baron de Clifford (1388-1421) and Elizabeth Percy (c1395-1436) and died 22 May 1455 First Battle of St Albans of unspecified causes. He married Joan Dacre (c1418-bef1455) March 1424 JL .
Children
| Name | Birth | Death | Joined with |
| John Clifford, 9th Baron de Clifford (1435-1461) | 1435 | 28 March 1461 | Margaret Bromflete (c1436-1493) |
| Robert Clifford (c1437-1485) | |||
| Thomas Clifford (c1439-c1520) | |||
| Elizabeth Clifford (c1441-1461) | 1441 | 1461 | Robert Plumpton (?-bef1453) William Plumpton (1436-1461) Richard Hammerton |
| Maud Clifford (c1442-aft1491) | |||
| Margaret Clifford (c1446-1566) | |||
| Roger Clifford (c1448-1508) | |||
| Anne Clifford (c1449-?) | |||
| Joan Clifford (c1452-?) | |||
Footnotes (including sources)
| ‡ General |