| John de Lacy & Alice de Vere | |
| Husband | Wife |
| John de Lacy | Alice de Vere |
|
b: 1150 Lincoln, Lincoln, England d: 11 Oct 1190 |
b: about 1150 Rycott, Oxfordshire, England |
| Parents | |
| Richard FitzEustace (~1128 - ) | Roger FitzRichard (<1139 - <1177) |
| Aubrey de Lisours ( - >1195) | Alice de Vere (1124 - >1185) |
| Grand Parents | |
| Eustace Fitzjohn (~1100 - 1157) | Richard FitzEustace (~1128 - ) |
| Agnes FitzNigel (~1100 - 1185) | Jane Bigod (~1100 - ) |
| Robert de Lisours (~1100 - ) | Aubrey II de Vere (~1082 - 1141) |
| Aubrey de Lacy ( - >1193) | Adeliza de Clare (~1077 - ~1163) |
| Children (Family Detail) | |
| Baron Roger de Lacy | - b: about 1171 Lincoln, Lincoln, England |