Helen Mary Byrne
| +---Francis Symonds
| +---Thomas Symonds (25 DEC 1844-20 JUL 1904)
| | | +---James Crocker (-16 JUN 1807)
| | +---Thamsin Crocker 
(ABT 1807-18 DEC 1861)
| | | +---Joseph Jolly
| | | +---John Jolly (01 AUG 1743-)
| | | | +---Mary ?
| | +---Thamsin Jolly (ABT 1774-)
| | | +---Hugh Stanaway
| | | +---William Stanaway (ABT 1710-)
| | +---Elizabeth Stanaway (ABT 1740-)
| | | +---Hugh Hotten (ABT 1654-SEP 1733)
| | +---Thamisan Hotten (ABT 1708-1737)
| | | +---John Oliver (-AUG 1668)
| | +---Thamason Oliver (ABT 1666-)
| +---Herbert John Symonds
| | +---Sarah Jane Caust (16 NOV 1845-1927)
+---Gwenith Lillian Symonds
+---Eleanor Mary Robinson