- UNESCO World Heritage Sites in Canada
- Unfamiliar territory
- Ungava Bay
- Ungava Peninsula
- Uniacke Estate Museum Park
- Uniform Law Conference of Canada
- Uniforms
- UniMédia (1988) Inc
- Union Centrals, District and Regional
- Union Centrals, Québec
- Union des écrivains québécois
- Union Government
- Union Harmony: or British America's Sacred Vocal Musick
- Union musicale de Québec
- Union musicale de Sherbrooke
- Union Nationale
- Union Station
- Unions
- Unitarian Service Committee of Canada
- Unitarians
