Inducted 2016
Hometown: Mission
High School: Mission High School
College: The University of Colorado
Professional: Philadelphia Eagles
Best Known for: Athlete – Football
b. July 5, 1973
Detmer is one of the most successful football players to come out the Rio Grande Valley, playing quarterback in the NFL for 10 years.
Detmer is one of the most successful football players to come out the Rio Grande Valley, playing quarterback in the NFL for 10 years.
With his father Sonny Detmer as head coach, Koy led Mission to the Class 5A playoffs in 1990 and 1991. The 1990 team lost in the semifinals against eventual state champion Aldine, 54-21. With Detmer at quarterback, Mission High established a state record with 4,892 passing yards for a season in 1990. In 1991, Detmer led the Eagles to the area playoffs, and threw for 522 yards in a loss to Corpus Christi Miller. He was named all-state Offensive Player of the Year in 1991, finishing with 3,695 passing yards and 36 TD's. With 8,221 passing yards, Detmer still holds the record for Valley quarterbacks.
Detmer played collegiality at The University of Colorado from 1992-96 and played in 29 games. He completed 350 out of 594 passes for 5,390 yards and set a school record 40 touchdowns.
He was a seventh-round selection of the Philadelphia Eagles in 1997, and played there for 10 seasons, spending most of his career as a backup to Donovan McNabb. He also played the 2007 season at Minnesota. In 103 NFL games, he completed 184 passes for 1,944 yards with 10 touchdowns and 14 interceptions.
Detmer, who had been serving as an assistant coach under his father at Somerset for several years, was named in 2016 as new head football coach at his alma mater Mission High School.