Stephen C. Belichick (born March 25, 1987) is an American college football coach who is the defensive coordinator at the University of North Carolina at Chapel Hill, a position he has held since 2025.

Belichick played lacrosse at The Rivers School in Weston, Massachusetts, and was an All-League Honorable Mention selection in his senior year.

[1] He then attended Rutgers University where he continued to play lacrosse[2] as a defenseman and long-stick midfielder (LSM) from 2008 through 2011.

[6] On February 5, 2017, Belichick was part of the Patriots coaching staff that won Super Bowl LI.

His younger brother, Brian Belichick, works in the New England Patriots organization, currently serving as the team's safeties coach.