PORTER, David Hill M.D. Of Newton, aged 70. Died November 6, 2018, of complications from Lewy Body Dementia. David leaves his wife Janet. He was the devoted father of Timothy Porter and his wife Lydia Rainville and the late Emily Porter. Proud grandfather of Elliott Rainville Porter. Brother of Nancy Porter. Memorial donations may be made to The Michael J. Fox Foundation, www.michaeljfox.org A private celebration of David's life will be held at a later date.