(1916-)
Glenys Heather Mason 
(1944-)
| +---George Mason (1810-)
| +---George Mason (1860-)
| | | +---Joshua Rix (1821-)
| | +---Elizabeth Nightingale (1839-)
| | +---Martha Nightingale
| +---Archie Leonard Edward Mason (1879-)
| | +---Mary-Ann Harris (1860-)
+---Joyce Aileen Mason (1915-)
+---Charlotte Georgina Ashton (1884-)