Peter Koumlelis serves as Assistant Coach, Men's and Women's Track and Field (M&W Throws) for Yale University's Track and Field/Cross Country program in New Haven, Connecticut.
Peter Koumlelis joined the Yale staff as an assistant coach for men’s and women's track and field in June of 2025. In his first season, Yale set five school records indoors and seven school records outdoors. The Bulldogs had three men and five women compete at the NCAA First Round East meet.