John married Frances Viola Hyde on 29 Jul 1879 in Lake City, Hinsdale, Colorado, United States. Frances (daughter of Ambrose Hulbert Hyde and Eunice Jane Lewis) was born on 24 May 1854 in Buffalo, Erie, N. Y.; died on 6 Apr 1894; was buried in 1894 in Winfield, Cowley, Kansas, United States. [Group Sheet] [Family Chart]

1. Clyde Everett McGregor was born on 5 May 1880 in Lake City, Hinsdale, Colorado; died about 1951; was buried in Olathe, Montrose, Colorado, United States.
2. Ralph Monte McGregor was born on 6 Jul 1882 in Kansas; died on 1 Nov 1954 in San Bernardino, California, United States; was buried in Ontario, San Bernardino, California, United States.