Dennis G. Peterson Obituary

We announce the death of Dennis G. Peterson (Pittsburgh, Pennsylvania), who passed away on June 30, 2026, at the age of 77. Dennis will be remembered by family members, friends, and others whose lives were connected in meaningful ways. Family and friends are welcome to leave their condolences on this memorial page and share them with the family.

Dennis will be remembered for the impact he had on the lives of those around him. Friends, family, and colleagues will cherish their memories and the time shared. Those who knew Dennis will remember moments of kindness, warmth, and presence. Though words cannot fully capture his life, the legacy of connections and experiences remains. Dennis’s absence will be deeply felt by those who valued his companionship.

He was loved and cherished by many people including: his wife Kathleen M. Peterson (Shalley); his children, Kara Peterson (David Wisenauer) and Michael Peterson; his siblings, Delwyn Peterson (Charlotte), Debra Peace (David) and David Peterson (Susan); and his sister-in-law Dr. Ann Collins (Randall). He was also cherished by many nieces, nephews, cousins and friends.

In lieu of flowers, family suggests contributions to Brentwood Public Library, 3501 Brownsville Road, Pittsburgh, PA 15227.