William Robert McCreath was a Grain Merchant in the company set up by his father, Henry Gourlay McCreath.
He married Kathleen Mary Hall on 24 February 1914 at Penarth, Glamorgan.
They had four children:
Henry Gourlay McCreath born 1915
Kathleen Mary McCreath born 19 October 1916
William Leonard Andrew McCreath born 18 February 1919
Geoffrey Crichton McCreath born 14 May 1924