His son Selwyn Jepson was a crime writer, and his daughter, Margaret (married name Birkinshaw), published novels as Margaret Jepson, including Via Panama (1934).
Putranya Selwyn Jepson adalah seorang penulis kejahatan, dan putrinya, Margaret (nama pernikahan Birkinshaw), menerbitkan novel-novel dengan nama Margaret Jepson, termasuk Via Panama (1934).