He was born in Wilmington, Del. on July 6, 1939, a son of Carroll and Anne (Cluff) Prettyman.
Bob received his undergraduate degree from Temple University and his masters degree from Millersville University. He served as a teacher, principal and assistant superintendent in the Towanda School District.
He also was a retired pastor of Faith Baptist Church in Canton.
Bob enjoyed reading the Bible and attending Bible study at Valley View. He attended Emmanuel Baptist Church. He was a U.S. Marine Corps veteran.
His first wife, the fomer Mary Jane Rothermel, died March 30, 2002.