_GILBERT FITZROBERT MARSHALL_________+
| (1075 - 1130)
_JOHN FITZGILBERT MARSHALL _________________________________|
| (1105 - ....) m 1143 |
| |_DE VENUZ ___________________________
| (1105 - ....)
_SIR WILLIAM MARSHALL EARL OF PEMBROKE_|
| (1146 - 1219) m 1189 |
| | _WALTER OF SALISBURY FITZEDWARD______+
| | | (1100 - 1147) m 1132
| |_SIBILLA (SIBYL) DE SALISBURY ______________________________|
| (1139 - ....) m 1143 |
| |_SYBIL de CHAWORTH (CHAOURCES)_______+
| (1112 - 1147) m 1132
|
|--ISABEL MARSHALL
| (1206 - 1240)
| _GILBERT DE CLARE STRONGBOW__________+
| | (1100 - 1148) m 1130
| _RICHARD STRONGBOW CLARE EARL PEMBROKE,JUSTICIAR OF IRELAND_|
| | (1130 - 1176) m 1171 |
| | |_ELIZABETH (ISABEL) DE BEAUMONT _____+
| | (.... - 1147) m 1130
|_ISABEL DE CLARE FITZGILBERT___________|
(1172 - 1220) m 1189 |
| _DERMOT OF LEINSTER KING OF LEINSTER_+
| | (.... - 1171) m 1140
|_EVA MCMURROUGH ____________________________________________|
(1141 - 1177) m 1171 |
|_MOR O'TOOLE ________________________+
(1114 - 1191) m 1140