_ROBERT DE I BEAUMONT EARL OF LEICESTER_________________+
| (1049 - 1118) m 1096
_ROBERT DE BEAUMONT II SIR EARL OF BEAUMONT_|
| (1104 - 1168) m 1120 |
| |_ISABEL (ELIZABETH) DE VERMANDOIS COUNTESS OF LEICESTER_+
| (1085 - 1131) m 1096
_ROBERT DE HARCOURT (BEAUMONT) III SIR EARL OF LEICESTER_|
| (1121 - 1190) m 1155 |
| | _RALPH DE WAIET ________________________________________
| | | (1078 - ....)
| |_AMICE DE WAIET COUNTESS OF LEICF___________|
| (1108 - ....) m 1120 |
| |_EMMA (AVISE) FITZ OSBERN ______________________________+
| (1075 - ....)
|
|--MARGARET DE HARCOURT (BEAUMONT)
| (1156 - 1236)
| _IVO GRANTMESNIL _______________________________________
| | (1064 - 1118) m 1094
| _HUGH DE GRANTMESNIL _______________________|
| | (1092 - ....) |
| | |_FELIA DE GAUNT ________________________________________
| | (1070 - ....) m 1094
|_PETRONILLA DE GRANTMESNIL ______________________________|
(1134 - 1212) m 1155 |
| _IVO DE BEAUMONT _______________________________________
| | (1010 - ....)
|_ALICE BEAUMONT ____________________________|
(1105 - 1091) |
|_ADELE DE BEAUMONT _____________________________________
(1010 - ....)