I decided to limit myself to 1 film per director, as I was finding it a challenge to narrow things down. Canada has probably been the toughest outside of the UK and USA to trim down to size.

20 favourites (RANKED):
01. Begone Dull Care (1949, Evelyn Lambart, Norman McLaren)
02. L'homme qui plantait des arbres (1987, Frédéric Back) (French-language version)
03. Tower Bawher (2006, Theodore Ushev)
04. Winter Kept Us Warm (1965, David Secter)
05. 23 Skidoo (1965, Julian Biggs)
06. Variations on a Cellophane Wrapper (1972, David Rimmer)
07. Memory Fade (2009, Carl E. Brown)
08. Au bout de ma rue (1958, Louis-Georges Carrier)
09. Trees of Syntax, Leaves of Axis (2009, Daïchi Saïto)
10. De mere en fille (1968, Anne Claire Poirier)
11. The Ballad of Crowfoot (1969, Willie Dunn)
12. La dernière fugue (2010, Léa Pool)
13. Silos (2003/2011, Karl Lemieux)
14. Very Nice, Very Nice (1961, Arthur Lipsett)
15. Hadwin's Judgement (2015, Sasha Snow)
16. The Metamorphosis of Mr. Samsa (1977, Caroline Leaf)
17. Steam Ballet (1968, John Straiton)
18. My Name Is Kahentiiosta (1995, Alanis Obomsawin)
19. Away from Her (2006, Sarah Polley)
20. The Forbidden Room (2015, Guy Maddin, Evan Johnson)
IMDb links:
Spoiler
https://www.imdb.com/title/tt0093488/
https://www.imdb.com/title/tt0814785/
https://www.imdb.com/title/tt0232954/
https://www.imdb.com/title/tt0224131/
https://www.imdb.com/title/tt0194497/
https://www.imdb.com/title/tt12708750/
https://www.imdb.com/title/tt0272463/
https://www.imdb.com/title/tt1532965/
https://www.imdb.com/title/tt0236514/
https://www.imdb.com/title/tt0222782/
https://www.imdb.com/title/tt1363376/
https://www.imdb.com/title/tt23902816/
https://www.imdb.com/title/tt0055594/
https://www.imdb.com/title/tt2872640/
https://www.imdb.com/title/tt0076389/
https://www.imdb.com/title/tt23902858/
https://www.imdb.com/title/tt0113898/
https://www.imdb.com/title/tt0491747/
https://www.imdb.com/title/tt3066630/
Spoiler
Blind Vaysha (2016, Theodore Ushev)
Rispondetemi (1992, Léa Pool)
Rickshaw (1960, Allan King)
Pas de deux (1968, Norman McLaren)
Les journaux de Lipsett (2010, Theodore Ushev)
Café de Flore (2011, Jean-Marc Vallée)
Café Olé (2000, Richard Roy)
Rhapsody in Two Languages (1934, Gordon Sparling)
Les bons débarras (1980, Francis Mankiewicz)
The Bead Game (1977, Ishu Patel)
Circle of the Sun (1960, Colin Low)
Blinkity Blank (1955, Norman McLaren)
Entre deux soeurs (1991, Caroline Leaf)
The Sand Castle (1977, Co Hoedeman)
Vertige (1969, Jean Beaudin)
Passing Through/Torn Formations (1988, Philip Hoffman)
A Chairy Tale (1957, Claude Jutra, Norman McLaren)
Mr. Frog Went A-Courting (1974, Evelyn Lambart)
The 4th Life (2006, François Miron)
Figurine (2015, Hans Olson)
Eurynome (1970, John Straiton)
Tu dors Nicole (2014, Stéphane Lafleur)
First Winter (1981, John N. Smith)
Monsieur Lazhar (2011, Philippe Falardeau)
The Heart of the World (2000, Guy Maddin)
Weirdos (2016, Bruce McDonald)
Hydromancy (1998, Gerda Johanna Cammaer)
The Luck of Ginger Coffey (1964, Irvin Kershner)
Silent Night (2002, Rodney Gibbons)
Tit-Coq (1953, René Delacroix, Gratien Gélinas)
Meetings with a Young Poet (2013, Rudy Barichello)
Roger D'Astous (2016, Etienne Desrosiers)
Walk Good (2016, Karen Chapman)
La peur de l'eau (2011, Gabriel Pelletier)
Londeleau (1988, Isabelle Hayeur)
Passage (2008, Karl Lemieux)
