Was Admiral Rickover ever married?
Haha! Yes.
Twice. From Wikipedia
His first wife, Ruth Masters Rickover (1903-1972) is buried with him and the name of his second wife, Eleonore A. Bednowicz Rickover, whom he met and married while she was serving as a Commander in the Navy Nurse Corps, is also inscribed on his gravestone. He was survived by Robert Rickover, his sole son by his first wife,