(BEF 1674-)
+---Philip Martyn (1702-)
| +---Mary Congdon 
+---Robert Martyn (1733-)
| +---Elizabeth ?
+---Philip Martyn (1766-)
| +---Elizabeth Webb
+---Robert Martyn (1798-)
| +---Mary Ann Warwick
+---Robert Martyn (ABT 1823-)
| +---Elizabeth Nicholls (1791-)
Mary Jane Martyn (1850-)
+---Maria ? (ABT 1826-)