John Nelson Olin, 73, of Sunbury, passed away on Tuesday, Sept. 16, 2025, at Geisinger Medical Center, Danville. John was born on July 17, 1952, in Shamokin, the son of the late Clarence and Irene (VanKirk) Olin. On Oct. 11, 2014, he married the former Tara McKenna, who survives. The couple had been married for 11 years at the time of his passing. John was a graduate of Shikellamy High School and was employed as a truck driver. He was a life member of Americus Hose Company, where he was a driver for the ladder truck and Northumberland Fire Company No. 1. He was also a member of the Sunbury Steam Fire Company and was a driver for the engine truck. Additionally, John was a member of the Sunbury Moose Lodge 181 and the Fraternal Order of Eagles #503. In addition to his wife Tara, John is survived by two daughters, Marilyn Olin and Stephanie Olin; a grandson Brayddyn Olin; a stepdaughter Catie Williams and her fiancé Shawn Lamberson; three stepsons Chris Williams, Tyler Hendricks, and Jarod Hendricks and his significant other Bethanee Bird; step-grandchildren Gabriel, Wyatt, Noah, Kayden, Jaxton, Sophia, Gracelyn, and Grayson; one sister Sue Austin; two nephews Byron VanKirk and his wife Leslee, and Jimmy Austin and his wife Laura; one niece Heather Densberger; four great-nephews Daniel, Joseph, Trent and Dakota; and a great-niece Mykyla. A fireman's farewell service will be held on Saturday, Oct. 25, 2025, at 1 p.m. at the Sunbury Fireman's Memorial on Market Street, Sunbury, followed by a Celebration of Life service at the Fraternal Order of Eagles #503, 33 S. 3rd Street, Sunbury, with Pastor Jane Gehers officiating. Memorial contributions may be made in loving memory of John to the Sunbury Moose Lodge 181, 256 Market St., Sunbury, PA 17801. The V. L. Seebold Funeral Home, 601 N. High St., Selinsgrove, is assisting the family with the arrangements.