Sarah Weatherwax is an actor and Designated Linklater Voice Teacher based in Toronto, Ontario. She has taught voice for the actor in numerous studios and schools, including Shakespeare & Company, Straeon Acting Studios and Brock University. She has done voice acting for more than 20 years, working on shows such as Coroner and Heartland, movies such as Beeba Boys, Book of Negroes, and Random Acts of Violence. She was the recipient of a generous grant from the Canada Council for the Arts to complete her training with the renowned Kristin Linklater in 2003 and has been coaching and teaching actors since that time.

In 2018, she was the voice coach/director for The Shoe Project - an initiative begun by novelist Katherine Govier to help immigrant women improve their English language skills by writing/performing stories of their journeys to Canada - and she taught a communication skills class for doctors. In 2019 she attended a Continued Professional Development course for established teachers at the Kristin Linklater Voice Centre in Scotland and she narrated the audiobook, Under the Bridge, by Anne Bishop. In 2020, an article she wrote about voice was published in VASTA's journal the Voice & Speech Review.