According to one reference book, Rod supposedly had a daughter from a very early and unreported first marriage.
Divorced his wife and married her mother.
Fawcett Comics published 20 issues of Rod Cameron Western, a comic book featuring a fictionalized version of himself. It was also published in England.
He appeared in the very first "Alias Smith and Jones" (1971) episode that co-starred Roger Davis alongside series star Ben Murphy. Davis replaced Pete Duel after the actor committed suicide by gun on New Year's Eve 1971.
He was an accomplished pianist.
Involved in juvenile welfare at various boys' schools and orphanages, especially St. Mary's School for Indian Children.
One of his hobbies was wood- and ivory-carving.