(19 FEB 1949-)
David Jeffrey Lamason (29 JUN 1974-)
| +---William Smith (-1861)
| +---Thomas Smith (ABT 1803-07 JAN 1889)
| | +---Elizabeth Harris 
| +---John Thomas Smith (09 JAN 1841-18 NOV 1902)
| | +---Lucy Clarke (ABT 1806-1873)
| +---John Smith (02 OCT 1867-23 AUG 1947)
| | | +---John Bizley
| | | +---Isaac Bizley (DEC 1819-)
| | +---Emma (Emily) Bizley (10 APR 1846-07 APR 1925)
| | | +---James Tucker
| | +---Mary Ann Tucker (07 OCT 1818-)
| +---Greville Spurgeon Smith (16 NOV 1909-06 OCT 1974)
| | | +---Albert Hodges
| | +---Lillian Annie Hodges (30 AUG 1868-14 AUG 1965)
| | +---Elizabeth Mary Carver
+---Gayle Rosena Smith (06 OCT 1951-)
+---Shirley Rebecca Troughton (29 NOV 1914-)