John D. Lock of Havertown, PA passed away on June 27th, 2018, at the age of 57. Loving brother of Theresa Sheahan (Timothy), Ronald Lock (Maryellen) and the late Dennis Lock. Adored uncle of Kathleen Dean (Richard), Kelli Ann Eisler (Bill), Timothy Sheahan (Danielle). Especially loved by many great nieces and nephews. Family and friends are invited to gather, remember and celebrate John’s life on Monday July 2nd in St. Jerome RC Church (Stamford & Colfax Sts) You may visit and comfort the Lock Family during the viewing from 9:30AM to 10:30AM in the church. After the viewing there will be a Funeral Mass at 10:30AM. Burial to follow in Resurrection Cemetery. In lieu of flowers please make donations in John’s memory to the National Alzheimer’s Association.