Medicine Hat has successfully hosted many events over the past 25 years.
- 2026 Special Olympics Canada Summer Games (rescheduled from 2022)
- 2019 55+ Alberta Summer Games
- 2017 Special Olympics Alberta Summer Games
- 2016 Alberta Winter Games
- 2011 Southern Alberta Summer Games
- 2008 Alberta Summer Games
- 2002 Alberta Winter Games
- 2020 Alberta Bantam B Hockey Tournament (Cancelled)
- 2019 World Under 17 Hockey Challenge
- 2018 Canadian Junior Boys Golf Championship
- 2018 CCAA Golf Championship
- 2017 Canadian Little League Championship Tournament
- 2017 Hockey Day in Canada
- 2014 CCAA Women’s Soccer Championship
- 2013 Canadian Open Grand Slam of Curling
- 2013 ATB Alberta Challenge
- 2013 Canadian Indoor 3D Archery Championships
- 2013 South Region Skate Canada Competition
- 2012 Speed Skating Western Canada Cup
- 2010 Canada Cup of Curling
- 2008/2006/2005 Baseball Canada Cup
- 2007 Provincial Senior High Track and Field Meet
- 2001 Canadian Colleges Athletic Association National Soccer Championships
- JazzFestTongue on the Post – Folk Fest
- Great Big Paddle
- Great Big Pedal
- Medicine Hat Exhibition and Stampede
- Sunshine Skillet Festival