John (2nd Lord Willoughby) De Willoughby (1304-1349) |
Robert (1st Earl of Suffolk) D'ufford (1298-1369) |
Margaret De Norwich ( -1368) |
Robert De Ufford ( -1368) |
John (3rd Lord Willoughby) De Willoughby (1329-1372) |
Robert (4th Lord Willoughby) De Willoughby (1349-1396) |