Jim Colvin
James Reginald Colvin was an American professional football defensive tackle in the National Football League for the Baltimore Colts, Dallas Cowboys, and New York Giants. He played college football at the University of Houston.
Early years
Colvin attended Lutcher-Stark High School. He accepted a football scholarship from the University of Houston. He was a two-way player and received All-MVC honors in 1959.Professional career
Baltimore Colts
He was selected in the eighth round of the 1960 NFL draft. As a rookie, he was moved between offensive guard and defensive tackle. In 1961, he was used as a backup defensive tackle. In 1962, he was named the starter at left defensive tackle, replacing a recently retired Art Donovan.On July 11, 1964, he was traded to the Dallas Cowboys in exchange for defensive tackle Guy Reese.
Dallas Cowboys
Colvin took over Reese's left defensive tackle starting job, playing alongside Bob Lilly for three years.In 1966, he was limited recovering from offseason surgery to repair a ligament injury. At the end of the season, Jethro Pugh was moved from defensive end to left defensive tackle, replacing Colvin in the starting lineup.
After notifying the club of his intentions to retire, he was traded to the Minnesota Vikings, before receiving him back and trading him again on October 11, 1967, to the New York Giants in exchange for a fourth round draft choice.