Interactive tree of Sophie Holdup
1989–♀ Sophie Holdup
1955–♂ Philip R. Holdup
–♀ Sally A. Toms
1922–1996♂ Clifford Leonard Holdup
1926–♀ Maureen Pennington
1891–1951♂ Richard Watson Pennington
1897–1937♀ Kathleen Mildred Sutton Dinnage
1900–1993♀ Mary McGrath
1865–1893♂ William Tipping Pennington
1861–1917♀ Annie Amelia Watson