John P. Sullivan, Jr.

John P. Sullivan Jr., age 74, a resident of Tyngsborough, passed away on Saturday, July 12, 2025 with his loving family by his side. He was the beloved husband of Annette R. (Poitras) Sullivan, with whom he shared 47 years of marriage. 

Born in Portland, ME on December 11, 1950, he was the son of the late John and Rita (Perrault) Sullivan Sr. He was educated in the Lowell, MA and Nashua, NH school systems and was a graduate of Nashua High School. Jack was employed for many years by Belmont Springs and more recently employed by Eddy’s Bakery Products. While working at Belmont Springs, he was involved with many special events including the Boston Marathon and Hanscom Air shows. 

Jack was a kind, caring, considerate soul and the epitome of a family man. Family was everything to him and always came first. He was a great father and grandfather who never missed his son's games or his granddaughter's recitals and horse shows. He was a passionate New England sports fan and loved watching games with his sons. Jack was very sociable and always made friends wherever he went. He liked sharing a beer with his friends at The Sports Zone in Dracut, MA. He was an avid reader and loved to share a good book with anyone who was interested. He enjoyed family trips to the White Mountains, poker games with friends, and countless holidays and cookouts with family where he always made the most delicious food. His favorite thing to do was spend time with his precious granddaughter and he cherished every moment with her. 

Surviving him in addition to his wife are two sons, Michael Sullivan and his soon to be wife Danielle Sullivan and Shawn Sullivan; his granddaughter, Olivia Sullivan; his siblings, Coleen Cassalia, Mark Sullivan and his partner Linda, Cathy Dumais and her husband John, Mary Sullivan and her partner Scott Nightingale; his sisters-in-law and brothers-in law, Janet Poitras, Susan Alario and her husband Ralph, Ronald Poitras, Debra Landry and her husband Todd, and Christine Gacek and her husband Mark; a sister-in-law, JoAnne Desmarais; many nieces, nephews and an abundance of friends. He was also predeceased by his mother-in-law Theresa (Christian) Poitras, father-in-law Aime Poitras, Edwin Poitras and brothers-in-law Daniel Poitras Sr. and Richard Poitras. 

Relatives and friends are invited to celebrate Jack’s life on Saturday, July 19, 2025, from 11 a.m. to 2 p.m. at the TYNGSBOROUGH FUNERAL HOME 4 Cassaway Dr., Tyngsborough.

To send flowers to the family or plant a tree in memory of John P. Sullivan, Jr., please visit our floral store.