| Sir Knight Thomas Grenville |
| Father: Sir Knight Thomas Granville Sr. | Mother: Elizabeth Georges |
| Born:
Abt 1449 of Stowe, Cornwall, England |
Died:
18 Mar 1513 Bideford, Cornwall, England |
| Spouse: Isabella Gilbert | Married:
Abt 1450 of Bideford, Devonshire, England |
| Children:
Jane Grenville Richard Grenville Hanora Grenville Agnes Grenville Sir Knight Roger Grenville Mary Granville Catherine Grenville Jane Grenville Philipa Grenville | Brothers & Sisters:
Sir William Grenville Ellen Grenville Thomas Grenville John Grenville Priest Thomas Grenville |