- Music in St John's
- St Joseph Island
- St. Joseph's Island Treaty (No. 11)
- St Laurent-class Destroyer Escorts
- St Lawrence
- St Lawrence and Atlantic Railroad
- St. Lawrence Centre for the Arts
- St Lawrence Choir/Choeur St-Laurent
- St. Lawrence Hall
- St Lawrence Hall
- St. Lawrence Iroquoians
- Thousand Islands National Park (formerly St Lawrence Islands National Park)
- St. Lawrence Lowland
- St. Lawrence River
- St. Lawrence Seaway
