Mawhinney, Thomas J. - January 6, 2021 - Of Kenmore, NY. Formerly of Northern Ireland. Devoted husband of the late Dorothy (nee Hunter) Mawhinney. Beloved father of Kathleen Alloune, Thomas III (Cheryl), Allison (Mark) Kifner and Glen (Melissa Goetz) Mawhinney. Cherished Grandfather of Andrew, Mitchell, Brennan, Kayla, Krystina and DJ. Dear brother of Frederick of Northern Ireland and the late Myrtle (Jim) Dearling. Also survived by several nieces and nephews. A Memorial Service will be held at Faith Presbyterian Church, 3150 Elmwood Ave. in Kenmore on September 18th at 2 PM. Arrangements by C. Mertz and Son Funeral Home, Inc. Please share condolences at www.mertzfh.com