(BEF 1674-)
+---Philip Martyn (1702-)
| +---Mary Congdon 
+---Robert Martyn (1733-)
| +---Elizabeth ?
+---Philip Martyn (1766-)
| +---Elizabeth Webb
+---Robert Martyn (1798-)
| +---Mary Ann Warwick
+---John Martyn (19 FEB 1826-30 MAR 1893)
| +---Elizabeth Nicholls (1791-)
+---Philip Martyn (06 FEB 1855-06 AUG 1925)
| +---Fanny Grigg (ABT 1827-)
+---Joseph Martyn (26 OCT 1892-APR 1939)
| | +---William McCorkindale
| +---Mary McCorkindale (31 MAY 1859-1938)
| +---Margaret Sheddan
Joseph Ronald Martyn (09 JUN 1914-29 JAN 1974)
| +---Robert Jackson
+---Florence Nightingale Jackson (10 APR 1887-31 AUG 1973)
+---Mary Clunie