- Nobel Prize, medecine (1923)
- Arts & Letters Club (1925)
- Knight Commander of the Order of the British Empire (1934)
- Fellow of the Royal Society of Canada (1934)

- National Gallery of Canada, Ottawa, ON
- Art Gallery of Ontario, Toronto, ON
- Agnes Etherington Art Centre, Kingston, ON
- Edmonton Art Gallery, Edmonton, AB
- McMichael Canadian Art Collection, Kleinburg, ON
- The Robert McLaughlin Gallery, Oshawa, ON
- Hart House Permanent Collection, University of Toronto, Toronto, ON
- RiverBrink Art Museum, Queenston, ON
- Musée Colby-Curtis, Stanstead, QC
- Tom Thomson Memorial Art Gallery, Owen Sound, ON
- Carleton University Art Gallery, University of Toronto, Toronto, ON
- Library & Archives Canada, Ottawa, ON

A.Y. Jackson - Lawren Harris