Ms. Theriault was born Dec. 12, 1960, in Winchester, Mass., the daughter of Lorette (Pelletier) Theriault and the late Albert A. Theriault.
She was a member of the Brookfield High School Class of 1978.
She was a longtime employee of Scholastic Books, formerly Grolier, in Danbury.
Ms. Theriault loved to travel and enjoyed crafting her needlework. Most of all, she enjoyed being with her family.
She was a devout parishioner of St. Marguerite Bourgeoys Church in Brookfield.
In addition to her mother, Ms. Theriault is survived by a brother, Mark Theriault, and his wife, Martha, of Brookfield; two sisters, Donna Schlemmer, and her husband, Carl, of Geneva, Ill.; and Diane Clark, and her husband, Christopher, of Bridgewater; several nieces and a nephew, Jenna and Bradley Schlemmer and Kayla and Sydney Theriault; and aunts and cousins.
The Brookfield Funeral Home was in charge of arrangements.