Sam Keen was born on 23 November 1931 in Scranton, Pennsylvania, USA. He was married to Janine Lovett, Patricia de Jong and Heather Barnes. He died on 19 March 2025 in Oahu, Hawaii, USA.
He earned a bachelor's degree from Ursinus College in Pennsylvania, then attended Harvard Divinity School for a degree in theology. At Princeton University, he received a master's degree and a PhD in theology.
