[1] Hollywood Presbyterian Hospital, Hollywood, CA.
Wife: Louise Dyer (m. 1912, div. 1932, d. 1934, one child)
Son: Frederick Alan Dinehart, Jr. (b. 12-Mar-1918, d. 14-Mar-1992)
Wife: Mozelle Britton (m. 1933, until his death, d. 18-May-1953, one son)
Son: Mason Alan Dinehart III