Richard Cowsill was born on 26 August 1949 in Portsmouth, Virginia, USA. He was married to Susan Montella and Pamela Lynne Wendur. He died on 8 July 2014 in Albuquerque, New Mexico, USA.
[In a 1993 interview with Inside Edition:] "I've come to the conclusion that my father hated himself. I also believe that my father saw in me, himself. And that frightened him. It scared him. Whatever it was, I was singled out."