Dominic Colosimo, 91, of Allison Park, passed away Tuesday, May 12, 2026. He was the beloved husband of Rose Marie (Fucci) for 69 years. Loving father of Nick, Vince (Maria), and Jill Richard (Chuck); Proud grandfather of Christina Egerter (Evan), Benjamin (Alexa), Christian, Carley Krivi (Josh) and Daniel Richard; and Great-grandfather of Liam, Landon and Luke Egerter and furry companion, Tucker; Son of the late Joseph and Rose; He was the loving brother (preceded in death by all) of Francis, Theresa Jambrusic, Carmella Nese, Joseph and Anthony; He is also survived by his nieces, nephews, friends, and neighbors.

Dom served in the U.S. Army from 1954 - 1957 and was an avid Steelers and Pirates fan.

Friends and family will be received Thursday, May 14, from 4 PM to 8 PM at Eloise B. Kyper Funeral Home, 2702 Mt. Royal Blvd, Glenshaw, PA 15116; Where a blessing service will be held on Friday, May 15, at 11 AM. In lieu of flowers, a general donation may be made to The Children's Heart Foundation, https://childrensheartfoundation.org in honor of one of Dom's great grandson's journey with a congenital heart defect.