Another name for John was Jack.
John (Jack) Mainey gave his wife Felicitas the nickname Babe when they first started dating. The name stuck and all her friends and family referred to her as Babe for her entire life.
John married Felicitas Ann Martell, daughter of Michail Martel Jr. and Katharina Fuchs, on 27 Sep 1922 in Denver, Denver, Colorado. (Felicitas Ann Martell was born on 13 Mar 1905 in Dehler (Beresowka), Volga, Russia, died on 14 Apr 2003 in Kansas City, Jackson, Missouri and was buried in Mt. Olivet Cemetery - Kansas City, Jackson, Missouri.)