OTWELL - John E. Of South Buffalo, NY, April 15, 2021. Dearest father of Karen A. Mack (Brian D. Lackie), Lynn M. (David D.) Trzaska and Lori A. Mickney (Geoffrey C. Parker); grandfather of Michael J. Marinaro, Victoria L. Trzaska and the late Joshua W. Mack; son of the late Frederick J. and Elizabeth A. (Griffin) Otwell; brother of William (Theresa) Otwell, Eileen (late Jack) Shimskey, Kathleen (Michael) Franks, Faith Otwell and the late James (Janet) Otwell, Maureen Otwell, Kevin (Geraldine) Otwell and Thomas (Joan) Otwell; also survived by nieces and nephews. The family will be present Monday, April 19, 2021 from 3-8 PM at the CASTIGLIA FUNERAL HOME, INC., 873 Abbott Rd., South Buffalo, NY, (716) 824-6435. A Mass of Christian Burial will be celebrated at St. Martin of Tours Church, 1140 Abbott Rd., South Buffalo, NY, Tuesday, April 20, 2021 at 9:30 AM (please assemble at church). (Face masks are required at funeral home and church). Interment Holy Cross Cemetery. In lieu of flowers, memorial contributions may be made to Bishop Timon St. Jude High School. Please share your condolences at: www.CASTIGLIAFUNERALHOME.com