On 20 April 1915 Jack married Florence Annie (Annie) Julian at Coonatto Station.
The ceremony was performed by the REV H.E. Glover (COE) and the witnesses were Ron Hean, farmer of Coonatto and Mildred Julian, home duties of Beltana.
Jack and Annie had six children: Frances Mabel (Mabel), John Henry, Clarence Percy (Ned), Doris Margaret, Glenice Joyce, and Reta Fay.