LEONARD - Mary (nee Holleran) August 29, 1955 - March 14, 2026 Of Buffalo, NY. Daughter of the late Jacqueline (Cassidy) and Michael V. Holleran. Beloved wife of Daniel J. Leonard. Dear mother of Dan (Kelly) Leonard. Loving grandma of Jamieson, Kellen and Raeghan. Sister of Debbie (late George) Brown, Susan (Brian) Leonard, Kathleen Sitarek, Maureen, Margaret (Jerry) McCourt, Robert (Dana), Matthew (Annmarie), Jim (Kim), Ethel, and the late Michael Holleran. Also survived by many loving aunts, uncles, cousins, nieces, nephews, great nieces and nephews and dear friends. The family will be present to receive friends Tuesday, March 17, 2026 from 3-8 pm at the DANIEL J. LEONARD FUNERAL HOME, 873 Abbott Rd., South Buffalo, NY (same location as Castiglia Funeral Home, Inc.). Relatives and friends are invited to attend a Mass of Christian Burial on Wednesday, March 18, 2026 at 10AM at Our Lady of Perpetual Help Church, 115 O'Connell Ave, Buffalo, NY (please assemble at church). Interment Hillcrest Cemetery. Memorials may be made to Hospice Buffalo Foundation.