| Father | John Leonard (1508 - 1589) |
| Mother | Elizabeth Harmon (1520 - 1584) |
| Sibling | Dorothy Leonard (1527 - 1610) |
| Sibling | Sampson Leonard (1544 - 1614) |
| Sibling | Samuel (Lennard) Leonard (1546 - 1614) |
| Sibling | Timothy Leonard (1546 - ) |
| Sibling | Mary (Lennard) Leonard (1549 - 1619) |
| Sibling | Elizabeth (Lennard) Leonard (1551 - 1629) |
| Sibling | Samuel Lennard (1553 - 1617) |
| Sibling | Rachel (Lennard) Leonard (1553 - 1615) |
| Sibling | Benjamin (Lennard) Leonard (1553 - ) |
| Sibling | Timothea (Lennard) Lennard (1558 - ) |
| Sibling | Anne (Lennard) Leonard (1566 - ) |