+---John Maddern (ABT 1785-OCT 1859)
| +---Phillis Green 
+---David Stephen Maddern (1834-03 FEB 1927)
| | +---Henry Uren
| +---Mary Ann Uren (1800-1892)
| +---Jane ?
+---William Thomas Maddern (12 AUG 1864-1899)
| | +---Daniel Ellison
| +---Margaret Elizabeth Ellison (25 DEC 1844-25 OCT 1922)
| +---Mary Ann Mainwaring
Herbert Stephen Maddern (ABT 1895-18 NOV 1972)
| +---Stephen Pelcher Allen
+---Elsa Edith Allen (13 MAY 1875-1958)
+---Mary Ann Head