The Eastern Ontario Secondary School Athletic Association (EOSSAA) is a member association of the Ontario Federation of School Athletic Associations (OFSAA), encompassing volunteer coaches, student athletes, and school administrators. EOSSAA consists of all eligible secondary schools in Eastern Ontario, in the counties of Dundas, Frontenac, Glengarry, Grenville, Lanark, Leeds, Lennox-Addington, Prescott, Renfrew, Russell, and Stormont.

EOSSAA is dedicated to the promotion and enhancement of the educational value of school sport.


• To provide leadership on behalf of Local Associations in support of the educational value of school sport;
• To conduct EOSSAA secondary school sport Championships which provide incentives for students at the local level to participate in interschool sport, and which create an awareness of the educational benefits of participation;
• To promote friendly relationships among the member schools;
• To promote fair play and equal opportunities for success in all secondary school competitions within EOSSAA;
• To promote gender equity awareness and practices;
• To provide services, such as Playing Regulations, Codes of Behaviour, Championship calendar, etc.; for participants, teachers, coaches, administrators and Local Associations to conduct and enhance school sport;
• To promote and foster all the desirable qualities to be achieved from competitive sport;
• To encourage the recognition of the integral role of school sport in any sport and fitness delivery system.