Ann Weidmayer

Biography

Ann Weidmayer was hired as Oklahoma State's Director of Sports Nutrition in June of 2025. Prior to arriving in OSU athletics, she served with OSU's Human Performance and Nutrition Research Institute and as a Performance Dietitian at IMG Academy. Weidmayer also has athletics experience working with Illinois State, the Indianapolis Colts and East Carolina, as well as multiple stops in the medical field. She has worked with athletes from several different sports, including football, soccer, golf and other performance programs. Weidmayer is a Registered Dietitian by the Commission on Dietetic Registration, a Certified Personal Trainer by the National Strength and Conditioning Association, a member of the American Sports and Performance Dietitians Association and part of the Academy of Nutrition and Dietetics. She also holds certifications from American Red Cross. After graduating from Reading High School in Reading, Michigan, she received a Bachelor of Science in Dietetics and Clinical Nutrition Services while graduating Summa Cum Laude from Oklahoma State in 2021. She then received a Master of Science in Dietetics and Clinical Nutrition Services from Illinois State before beginning her professional career.