The East Central Tigers are the athletic teams that represent East Central University, located in Ada, Oklahoma, in NCAA Division II intercollegiate sports. The Tigers compete as members of the Great American Conference for all 11 varsity sports.

The Great American Conference (GAC) is a college athletic conference affiliated with the National Collegiate Athletic Association (NCAA) at the Division II level, with headquarters located in Russellville, Arkansas. Athletic competition began play during the 2011–12 school year. Its twelve all-sports member schools are located in Arkansas and Oklahoma in the South Central United States. The conference also has four men's soccer affiliate members, two in Kansas and two in Oklahoma.