- Anthony Whittingham
- Anthony Wilson-Smith
- Anthropology in Canada
- Anti-Asian Racism in Canada
- Anti-Black Racism in Canada
- Anti-Inflation Act Reference
- Anti-Inflation Board
- Anti-Racism Education in Canada
- Anti-Reciprocity Movement
- Anti-Semitism in Canada
- Anti-Slavery Society of Canada
- Anti-terrorism Act
- Antibiotic Resistance in Canada
- Antifeminism in Québec
- Antigonish
