Colette Janine Marchand (29 April 1925 – 5 June 2015) was a French prima ballerina and actress. She was nominated for the Academy Award for Best Supporting Actress in 1952 for her performance as Marie Charlet in Moulin Rouge, directed by John Huston.

During the height of her dance career she was considered one of the greatest dancers in Europe, known as Les jambes (The Legs), along with Violetta Elvin, Zizi Jeanmaire, Yvette Chauviré, Janine Charrat, and Margot Fonteyn. Marchand traveled around the world as a dancer and danced with many of the greatest ballet dancers of the 1940s and 1950s. Marchand was born in Paris, France, the daughter of Alice (née Lioret) and Roger Marchand.