Portal:Animation/Anniversaries/March/March 31
- Films released
- 1944 – Donald Duck and the Gorilla (United States)
- 1956 – Heaven Scent (United States)
- 1962 – Quackodile Tears (United States)
- 2000 – The Road to El Dorado (United States)
- 2006 – Ice Age: The Meltdown (20th Century Studios, United States)
- Television series and specials
- 2012 – Ben 10: Ultimate Alien, an animated television series ends on Cartoon Network
- Births
- 1945 – Edwin Catmull, American computer scientist and engineer
- 1971 – Craig McCracken, American animator