John Berry Homan-Mulock, was the third child and second son (of fifteen) of Dr. Thomas Edward Homan Mulock and Frances Sophia. He married Anna Selina Ormsby, daughter of Lt. Colonel Owen Lloyd Ormsby, of Ballinamore, County Mayo on 21st November 1883 at St. Andrew’s in Dublin. He died on Lord's Day at age 53, at 3, Welbeck Street, Marylebone, London after an operation for internal disease and was buried at Kensal Green Cemetery, London.