| Sir William Atherton II, Knt. (1350 - 1416) |
Sir John II Pilkington (~1367 - 1453) |
| Agnes de Vernon (~1355 - ) |
Elizabeth Trafford (1370 - ) |
| Sir William Atherton III, Knt. | Elizabeth Pilkington |
| b. abt 1380, Of Atherton, Lancashire, England d. bur. occ. cen. im. . ud. |
b. 1388, Atherton, England d. bur. occ. cen. im. . ud. |
| Margaret Atherton |