Edmund Beaufort, 2nd Duke of Somerset, was born 1406 to John Beaufort, 1st Earl of Somerset (c1373-1410) and Margaret Holland (1385-1439) and died 22 May 1455 First Battle of St Albans of unspecified causes. He married Eleanor Beauchamp (1408-1467) 1436 JL .
Children
| Name | Birth | Death | Joined with |
| Margaret Beaufort (c1427-1474) | 1427 | 1474 | Humphrey Stafford, Earl of Stafford (1424-1458) Richard Dayrell (-) |
| Eleanor Beaufort (1431-1501) | 1431 | 16 August 1501 | James Butler, 5th Earl of Ormonde (1420-1461) Robert Spencer (c1430-aft1491) |
| Elizabeth Beaufort (-bef1472) | |||
| Henry Beaufort, 3rd Duke of Somerset (1436-1464) | 26 April 1436 | 15 May 1464 Hexham | Joan Hill (bef1460-) |
| Edmund Beaufort, 4th Duke of Somerset (c1439-1471) | 1439 London, Greater London, England, United Kingdom | 6 May 1471 Tewkesbury, Gloucestershire, England, United Kingdom | |
| John Beaufort (c1441-1471) | 1441 London, Greater London, England, United Kingdom | 4 May 1471 Tewkesbury, Gloucestershire, England, United Kingdom | |
| Anne Beaufort (c1453-c1496) | |||
| Joan Beaufort (1433-1518) | 1434 Somerset, Somerset, England | Howth, County Dublin, Ireland | Robert St Lawrence (1440-1485) |
| Thomas Beaufort (c1455-c1463) | |||
| Mary Beaufort (aft1430) | |||
Footnotes (including sources)
| ‡ General |