O’BRIEN - Kenneth M. May 17, 2019. Husband of Sheila (nee Murphy) O’Brien; father of Tim, John (Deborah) O’Brien, and Kathleen (Paul) Hamilton; grandfather of Karen and Elizabeth O’Brien, Rachel and Ryan Hamilton; brother of Chris (Claudia), Tom (Erica), Dan (Kim) O’Brien, Janet (Monty) Sewell, and Noreen (Mark) Stroze; also survived by many nieces and nephews. Family will be present for Memorial visitation on Friday from 4-8 PM at the PERNA, DENGLER, ROBERTS FUNERAL HOME, 1671 Maple Rd. Family and friends are invited to attend a Mass of Celebration from St. Mary’s on the Hill Church (Lancaster) Saturday at 9:30 AM. In lieu of flowers, donations in Ken’s name may be made to Hospice Buffalo. Ken taught in the Maryvale School system for 39 years and was a U.S. Customs Inspector for 30 years. Online condolences may be offered at www.denglerrobertspernafuneral.com