Ann (Belanger) O'Halloran

Ann (Belanger) O’Halloran, of Waltham, passed away on Monday, November 2, 2026, after a long battle with Alzheimer’s Disease.

Ann was born on March 25, 1944, a daughter of Francis and Marie (Cable) Belanger. She was raised in Holden, Massachusetts and was a graduate of Wachusett Regional High School. After an undergraduate degree from UMASS Amherst and a graduate degree from Emory University in Psychology, Ann found her life’s calling as a teacher.

She worked in Boston at both the Lee School and the Josiah Quincy School before finally starting a lengthy career in Newton. She spent her final fifteen years at Angier School where she pioneered a co-taught 4th/5th grade classroom inclusive of students with special needs.

Her work there and her passionate instruction of History and Immigration led to her being named the Massachusetts History Teacher of the Year in 2007. After her retirement she worked intensely for the advocacy group, Citizens for Public Schools, for nearly five years

Ann was a crusader for public education and a fierce defender of Unions. She was a ferocious advocate for the less fortunate and was a beloved friend to so many. Her tenacity, wisdom, enthusiasm and unsurpassed kindness will be missed by generations of students.

In addition to her parents, Ann was predeceased by her brother, Charles Belanger.

Ann is survived by her adoring son Tim O’Halloran (Rachel); her nephews Chris Belanger, Michael O’Halloran (Mary), Brian O’Halloran (Jean) and her niece, Joy Maidrand (Craig). Additionally, she was great-aunt to Sean, Abby, Sam, Joy, Desmond and Molly O’Halloran, Lexie Belanger and Zachary and Zoey Maidrand.

Family and friends will honor and remember Ann’s life by gathering for an Afternoon Wake on Sunday, November 8th from 2 to 5 p.m. and again at 9 a.m. on Monday morning before leaving in procession to Saint Mary’s Church, 133 School Street, Waltham where her Funeral Mass will be celebrated at 10 a.m. Burial will be in Massachusetts National Cemetery in Bourne at 1:30 p.m.