Janine Theriault (born 1975) is a Canadian actress. She grew up in Yarmouth, Nova Scotia, where she lived until leaving to attend Walnut Hill School for the Performing Arts in Natick, Massachusetts. While there she majored in dance and also trained in voice.
Known for her work in the ensemble cast of the A&E TV original series, A Nero Wolfe Mystery (2001"2002), Theriault has appeared in television films and series including Stork Derby (MOW, 2001) Owning Mahowny (feature film, 2002) and several episodes of Monk. She also played a role as Miss Manderly in Felicity: An American Girl Adventure.