The Ontario Student Debating Union is a charitable organization that hosts and promotes competitive debate for Ontario students up to Grade 12. OSDU organizes a Provincial Championship every spring as well as a variety of regional debates and workshops. It also works with the Canadian Student Debating Federation and helps select students to represent Ontario at national and international debating events. (Read more)

News, Opportunities & Events 

Check the OSDU website regularly for the latest debating news, opportunities and events in Ontario, including national qualification opportunities. Better yet, subscribe to the OSDU mailing list below and follow us on social media. Be the first to know about upcoming tournaments, learning opportunities and debate workshops so you don't miss out! 

CSDF 2017 National Seminar Applications

All schools are invited to have students apply for the annual CSDF National Seminar to be held in Port Hope and Cobourg, Ontario. The event runs from Wednesday, October 11 to Saturday, October 14. You are expected to arrive in Cobourg to register at the Best Western Hotel on Tuesday, and to stay until check-out time on Sunday, October 15 in the morning. Debating events take place at Trinity College School in Port Hope. The theme of the Seminar will be “Electoral Reform in Canada”.

Additional information on applying for the CSDF's 2017 National Seminar can be found here

Please note that applications must be submitted to OSDU by Friday, May 5, 2017 in order to be considered for a place among the Ontario Delegation to the 2017 National Seminar. 

Upcoming Debating and Public Speaking Opportunities & Events:   

  1. Iroquois Ridge Debate Tournament
  2. La Coupe de la Confédération 2017

Follow OSDU on social media: 

Twitter - @OSDUdebating
Instagram - OSDUDebating
Facebook - Ontario Student Debating Union