Marie Prevost (born Mary Bickford Dunn; November 8, 1896 – January 21, 1937) was a Canadian film actress. During her 20-year career, she made 121 silent and sound films.

Prevost began her career during the silent film era. She was discovered by Mack Sennett who signed her to contract and made her one of his "Bathing Beauties" in the late 1910s. Prevost appeared in dozens of Sennett's short comedy films before