| 1. | Henry Seymour, Lord Beauchamp (1626 – 30 March 1654), who predeceased his father, having however married Mary Capell and had issue including his son William Seymour, 3rd Duke of Somerset (1654–1671), heir to his grandfather the 2nd Duke.
Henry Seymour, Lord Beauchamp (1626 – 30 mars 1654), qui est décédé avant son père, après avoir cependant épousé Marie Capell et avait une descendance, y compris son fils William Seymour (3e duc de Somerset) (1654-1671), héritier de son grand-père le 2e duc. |
