John David Reilly, 84, of Millis, MA, peacefully passed away Saturday, December 29, 2018 at home surrounded by his family. Son of the late Elwood and Margaret Reilly, John was born and raised in Auburndale, MA, and graduated from Newton High School. He met his wife, Gertrude Ruth Bussey and the two were married in 1956. John graduated with a BS in Marketing from New Hampshire College. John and Ruth raised their four children in Newton before moving to Millis in the early 1990s. John pursued a career in marketing and sales holding several executive positions at GTE Sylvania, Harris Corporation, and Digital Equipment Corporation from the 1960s through the 1980s. For the past 30 years, John ran a highly successful consulting firm with numerous domestic and global clients. Throughout his lifetime, he was engaged in several volunteer and philanthropic pursuits - notably with the Boy Scouts and the Catholic Church. In his free time, he enjoyed playing golf, riding snowmobiles, cross country skiing, watching football, tinkering in his woodshop, and spending time with his family.

Besides his parents, John was preceded in death by his sister, Dorothy Farrell; he is survived by his brother, Donald Reilly. John is survived by his loving wife of 62 years, Ruth, and their four children: Scott, Brian and his wife Christina, Brenda and her husband David Collins, and Kenneth. Known as "Papa" to his three grandchildren, he will be sorely missed by Victoria Margaret, Brian Cameron, and Reilly David. John was a loving uncle to many nieces and nephews. A Mass of Christian Burial will be celebrated on Friday, January 4, 2019 at 11:00 am in St. Mary's Church, 8 Church Street, Holliston, MA. Interment will be in Vine Lake Cemetery, Medfield, MA. The family will receive relatives and friends at Medfield's Roberts Mitchell Caruso Funeral Home from 4 PM - 7 PM on Thursday, January 3, 2019.