Sainte-Béatrix is a municipality in the Lanaudière region of Quebec, Canada, part of the Matawinie Regional County Municipality.

In 1736, Lord Jean d'Ailleboust d'Argenteuil receives a lordship that will bear his name.

It won't be until 1864 that the municipality of Sainte-Béatrix be officially created by splitting away from the municipality of Sainte-Mélanie.

Louise-Amélie Panet and her husband William Bent Berczy are considered to be the founders of Sainte-Béatrix.

Private dwellings occupied by usual residents: 1041 (total dwellings: 1300) Mother tongue:[5] Commission scolaire des Samares operates francophone public schools, including: The Sir Wilfrid Laurier School Board operates anglophone public schools, including: Canadian artist Céline Boucher was born in Sainte-Béatrix.