| William Willoughby K.G., 5th Lord Willoughby of Eresbury. (~1370 - 1409) |
Richard fitz Alan Arundel Knt., of Bansted & etc. (~1370 - 1419) |
| Lucy le Strange (~1367 - 1402) |
Alice [--?--] (~1374 - 1436) |
| Thomas Willoughby Knt., of Parham, Suffolk | Joan fitz Alan Arundel |
| b. d. bef 1 Jul 1439 bur. occ. cen. im. . ud. |
b. abt 1407, Aged 14 in 1421. d. bef 1 Jul 1439 bur. occ. cen. im. . ud. |
| Robert Willoughby Knt., of Parham, Suffolk, etc. William Willoughby Knt., of Boston, Lincolnshire Joan Willoughby |