Il est marié avec Ellen Louisa Clarke.
Ils se sont mariés le 13 décembre 1923 à Durban, Natal, South Africa.Source 1
The couple was married at the Mission Church in Warwick Avenue, Durban by Rev Alfred Phillips. Witnesses were E.Meijamin and H>S>ClarkeThey lived at 22 Bentley Str, Durban
At the time of their marriage, William was a storekeeper by trade.
"South Africa, Natal Province, Civil Marriages, 1845-1955," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:KDCT-X2M : 19 February 2021), William Garrow and Ellen Louisa Clark Bowman, 13 Dec 1923; citing Durban, Natal, South Africa; 00137; National Archives and Records Service of South Africa, Pretoria; 1,795,811.