Saint-Lambert may refer to:

• Saint Lambert of Maastricht, bishop in the 7th century and Christian saint
• Jean François de Saint-Lambert, a French poet

• St. Lambert's Church, Bergen
• St. Lambert's Church, Coesfeld
• St. Lamberti, Hildesheim
• St. Lamberti Church, Oldenburg

• Sint-Lambertuskerk (Maastricht)

• Place Saint-Lambert, a square in the centre of Liège
• Woluwe-Saint-Lambert, a municipality in the Brussels-Capital Region
• Lasne-Chapelle-Saint-Lambert a division of the municipality Lasne which contains the church of Saint Lambert

• Saint-Lambert, Quebec
• Saint-Lambert (electoral district)
• Saint-Lambert (AMT), a railway station in Saint-Lambert, Quebec
• St. Lambert Elementary School, a school in Saint-Lambert, Quebec
• Champlain College Saint-Lambert, a campus in Saint-Lambert, Quebec
• Saint-Lambert, Abitibi-Témiscamingue, Quebec, a municipality in Quebec
• Saint-Lambert-de-Lauzon, a parish in Quebec
• Saint-Lambert-de-Lauzon Aerodrome, an aerodrome in Saint-Lambert-de-Lauzon, Quebec
• St. Lambert High School, alternate name of Chambly Academy in Saint-Lambert, Quebec

• Saint-Lambert, Calvados, in the Calvados département
• Saint-Lambert, Yvelines, in the Yvelines département
• Saint-Lambert-du-Lattay, in the Maine-et-Loire département
• Saint-Lambert-et-Mont-de-Jeux, in the Ardennes département
• Saint-Lambert-la-Potherie, in the Maine-et-Loire département
• Saint-Lambert-sur-Dive, in the Orne département
• Autréville-Saint-Lambert, in the Meuse département
• Canton of Marseille - Saint-Lambert, in the Bouches-du-Rhône département

• Val Saint Lambert, a Belgian crystal glassware manufacturer founded in 1826