O'CONNELL - Theresa M. (nee McLeod) Of South Buffalo, NY, May 25, 2023. Beloved wife of Joseph E. O'Connell; adored mother of Maureen (Gediminas) Razmus, Mary O'Connell (Sean Stitt) and Joseph O'Connell; loving grandmother of Harrison Cyril Stitt; loving daughter of the late Joseph T. and Mary (Ryan) McLeod; sister of Margaret (late Fred) Koehler, James (Lynne) McLeod, Kathleen (Roger) Lamoreaux, Michael (late Millie) McLeod, Mary (Eugene) Chelus, Linda (Ronald) Block, Patrick (Kathleen) McLeod, Robert (Nancy) McLeod, the late Joseph (Elizabeth) McLeod and Joyce (Fred) Raczka. Blessed by a lifetime with extended family, nieces, nephews, great-nieces and great-nephews she adored. The family will be present Wednesday, June 7, 2023, from 3-7 PM at the: CASTIGLIA FUNERAL HOME, INC., (716) 824-6435, South Buffalo, NY, where a Funeral Service will be held at 6:30 PM. Private interment at Holy Cross Cemetery. In lieu of flowers, please consider a donation to Tifft Nature Preserve or Buffalo Erie County Botanical Gardens. Please share your condolences at: www.castigliafuneralhome.com