He played college football for the Purdue Boilermakers and was selected by the Chicago Bears in the fourth round of the 1999 NFL draft.

[citation needed] Colvin attended Broad Ripple High School in Indianapolis.

He earned Second Team All-State honors as a junior, and recorded a school-record 219 tackles as a senior.

Colvin was named to the Bears' All-Decade Defense team along with fellow linebackers Brian Urlacher and Lance Briggs.

[6] Colvin was re-signed by the New England Patriots on December 3, 2008, after cornerback Jason Webster was placed on injured reserve.

[7] Colvin owns five UPS stores in the area,[8] as well as a cupcake shop called "SweeTies Gourmet Treats" with two locations.