On December 11, 2022, at age 85 of West Mifflin, formerly of NYC and Millvale. Son of the late Alexander and Bertha Duncan. Brother of the late Dennis (Barbara) Duncan. Uncle of Scott Duncan, Denise Duncan, and Megan Piscitelli. Great Uncle of Johnny, Jillian, Hanna, and Jamie. Nephew of Margaret Duncan, Thomas Pearson, Robert (Peggy) Duncan, Donald (Ruth) Duncan, Jim (Naomi) Duncan and the late Clem and Marion Lang, Albert "Yub" and Mildred Lang, Matzi Lang, Al Andiorio, and John and Betty Lang. Cousin of Thomas Pearson Jr., Suzanne Pearson Ralph, Bonnie Pearson Miller, June Lang Cahall, Ronald Lang, Mike Lang, Linda Lang-Glabicki, Kathy Lang Klingensmith, John Lang, Gary Lang, Kent Andiorio, and the late Terry Lang Donaldson and Keith Andiorio. Kenneth was raised Catholic and attended St. Anthony grade school and North Catholic High School, graduating in 1955. He was a member of both Holy Spirit Church in Millvale and St. Agnes Church in West Mifflin. Keneth was a US Navy veteran. He served on the USS Pawcatuck from 1956-1957. He also served in the Reserves from 1957-1962. He was also a member of the American Legion in Duquesne. While living in Pittsburgh, he worked for Joseph Horne Company and Pepsi. While living in NYC, he was employed by the NY Times. Kenneth had a passion for Music, theater, opera, and the arts. His knowledge of these ran deep. He especially loved the New York and Pittsburgh opera theaters, Sinatra-era music, the Great American Songbook, Broadway show tunes, Trivia, Jeopardy, the Indianapolis 500, cocktails, especially Manhattans. Kenneth was left-handed and always wrote in green ink. He enjoyed spending the holidays with his family, as well as spending time with his many friends. No visitation, or Services. Arrangements by Hahn Funeral Home & Cremation Services Inc., Millvale, PA.