Willem O’Brien |
Willem O’Brien<br>Gender: Male<br>Birth: 1665 - Inchiquin, County Galway, Ireland, United Kingdom<br>Death: Dec 24 1719 - Rostellan Castle, Cork, Ireland<br>Parents: Sir William OâBrien, Lady Margaret OâBrien (born Boyle)<br>Spouses: Mrs. OâBrien, Mary OâBrien (born van Villiers Countess of Orkney)<br>Children: John O'Brien, Mary Byrne (born O'Brien)<br>Siblings: <a>Margaret O'Brien, William Lawrence O'Brien, Mary O'Brien, Henry O'Brien, James O'Brien
The FamilySearch Family Tree is published by MyHeritage under license from FamilySearch International, the largest genealogy organization in the world. FamilySearch is a nonprofit organization sponsored by The Church of Jesus Christ of Latter-day Saints (Mormon Church).