Rob Callaway

Robert Callaway (born February 14, 1988) is a former professional American football defensive tackle in the National Football League (NFL) for the Detroit Lions and Dallas Cowboys. He played college football at Saginaw Valley State.

Callaway attended Flint Beecher High School where he played offensive tackle, defensive tackle and defensive end. He also practiced track and field.

He accepted a football scholarship from Division-II Saginaw Valley State University. He was a backup until his senior season, when he registered 25 tackles, 3.5 sacks and earned All-GLIAC honorable-mention honors.

Detroit Lions

On April 30, 2010, Callaway signed with the Detroit Lions as an undrafted free agent. On September 4, he was waived and signed to the practice squad two days later. Despite posting a sack and a forced fumble in the preseason, he was released by the Detroit Lions due to their pre-existing depth at the position on September 3, 2011.

Dallas Cowboys

On September 8, 2011, he was signed to the Dallas Cowboys practice squad. He was cut on October 28. He was re-signed on November 1. He was released one day later and re-signed on November 8.

On January 2, 2012, he was signed to a 3-year extension. He was released on September 1 and later signed to the practice squad. On December 8, he was promoted to the active roster, he appeared in 2 games and was declared inactive for the last 2 contests.

In 2013, he suffered a knee injury during organized team activities. He underwent career-ending microfracture surgery and was waived injured on July 11.