Hij is getrouwd met Bertha Dorothea Maria Lock.
Zij zijn getrouwd op 14 september 1916 te Wateringen, hij was toen 24 jaar oud.Bron 1
NATURALISATION.
LIST of ALIENS to whom Certificates of
Naturalisation have been granted by the Secretary of
State, and whose Oaths of Allegiance have been
registered in the Home Office during the month of
February, 1951.
The date shown in each case is the date of
naturalisation
[..]
Jorke, Bertha Dorothea Maria (known as Bertha
Dorothea Marie Yorke); Germany; Housewife ;
31, Rowan Avenue, New Earswick, near York.
8 January, 1951.
Jorke, Friedrich Wilhelm (known as Frederick
William Yorke); Germany; Works Manager
(Button Manufacturers); 31, Rowen Avenue,
New Earswick, near York. 8 January, 1951