Howard J. Duff, 80, of Denver passed away on December 23, 2008. He served his country for 30 years in the United States Air Force, retiring in 1978. He is survived by his wife, Margie, children, Patrick, Maureen, Kevin, Gary, Lisa, and Christopher; and eight grandchildren. Funeral Mass, Wednesday, 2pm, Queen of Peace Catholic Church, 13120 E. Kentucky Ave. Services conclude at church.