Margaux Ouimet was born in Montreal, Canada, in a French-English bi-cultural family. Her schooling was entirely in French, starting in the Québec education system and finishing in the French system where she obtained the French Baccalaureate national diploma in Philosophy.

After teaching high school for a couple of years in the New York City area, Margaux obtained a Masters’ Degree in Theatre and French, at Columbia University’s School of Education. In this Program, she taught Theater to middle-school children at PS 125, in Harlem, NY.

When she returned to Montreal, in 1980, Margaux began working in documentary film at the National Film Board of Canada (NFB). Her first assignment was as Special Assistant to Director Paul Cowan on Stages, a film sponsored by Canada’s Department of Foreign Affairs about Canadian performing artists, for distribution in Canadian Embassies around the world.

Margaux worked at the NFB for over ten years, as a writer, director, and producer of several award-winning documentaries and a short fiction. Le vent dans les voiles, co-directed by Ouimet, won Best social documentary, at Parma Film Festival, Italy, in 1987.

In 1997-98, Margaux Ouimet produced and co-directed The Road from Kampuchea which won Best Political Documentary and the Vision TV Humanitarian Award at HOT DOCS International Festival, in 1998.

In television production, Margaux Ouimet created and production managed a 26-part television series, Pareil pas Pareil, broadcast on Radio-Canada TV over two seasons, and winning two Prix Gémeaux, in 1999 and 2000.

In 2003-04, Ouimet was Associate Producer and Co-Writer of La Cueca Sola which won Best medium-length Canadian documentary at HOT DOCS in 2004, and the Audience Award at Cine Las Americas International Film Festival inAustin, Texas, in 2005.

In September 2024, Margaux Ouimet completed her 52-minute independent documentary, Walking the Cuban Tightrope with help from the Filmmakers Assistance Program at the National Film Board of Canada (NFB).

The Filmmakers Assistance Program at the National Film Board of Canada (NFB) came in with some services for the online, and the online edit was finished thanks to Patrick Clune of Digital Cut, in September, 2024.