Saint-Majorique-de-Grantham is a parish municipality in the Centre-du-Québec region of Quebec.

The name Saint-Majorique-de-Grantham was chosen in honor of father Majorique-Pierre Marchand who was put in charge of a commission to verify the merits of the residents request to have their own parish separated from the rest of Grantham.

The Saint-François River forms the north-eastern boundary of the municipality, flowing south-westwards.

The Rivière aux Vaches, a tributary of the Saint-François River, crosses the municipality from south to north, passing to the west of the town.

[5] Population trend:[6] Mother tongue language (2021)[7]