John Francis Gannon
July 17, 1932 - October 15, 2019
John Francis Gannon of Centreville, MD, passed away on October 15, 2019, at his home. He was 87. Born on July 17, 1932, in Centreville, MD, he was the son of the late Thomas Connolly Gannon and Katherine Nellie Connolly Gannon. He was a graduate... View Obituary & Service Information