It is with profound sadness that we announce the unexpected passing of Jeffrey "Jeff" Donald Gannon on August 23, 2025. He was the devoted husband of Tammy Gannon (nee Gunby); loving father of Elizabeth LaFleur and her husband Rich, and Rachael Heddinger and her fiancé John; cherished Pop Pop of Richard "Tripp" Steven LaFleur III, and Daniel Greyson LaFleur; beloved son of the late Donald and Marian Gannon; loving son-in-law of Warren "Sonny" and the late Alice Marie Gunby; dear brother of Craig Gannon, and Kevin Gannon and his wife Christine; adored uncle of Caelea, Patrick, and Hayley; and great-uncle of Logan.
Relatives and friends are invited to visit at Schimunek Funeral Home Inc., 9705 Belair Rd. Nottingham, MD 21236 on Thursday, August 28, 2025 from 2-4 and 6-8 PM, where a Funeral Service will be held on Friday, August 29, 2025 at 11:00 AM. Interment private. In lieu of flowers memorial contributions may be made in Jeff's name to Breakthrough T1D at https://www.breakthrought1d.org
