Michael Roos (born Mihkel Roos, October 5, 1982) is an Estonian-born former professional American football offensive tackle who played his entire career for the Tennessee Titans of the National Football League (NFL).

Roos was named second-team All-GSHL as tight end at Mountain View High School in Vancouver, Washington after recording 18 receptions for 306 yards and three touchdowns as a senior under head coach Mike Woodward, now head coach of Woodland High School in Woodland, WA.

He earned numerous honors, including first-team All-American by The NFL Draft Report, American Football Coaches Association and The Sports Network, second-team AP All-American, Division I-AA Offensive Lineman of the Year by The NFL Draft Report, unanimous first-team All-Big Sky Conference and two-time Big Sky All-Academic selection.

[1] Initially projected as a late third rounder,[2] Roos was selected with the ninth pick of the second round of the 2005 NFL draft out of Eastern Washington.

In March 2018 Jared Allen formed a team of all retired NFL players, recruiting Roos, Marc Bulger and Keith Bulluck with the goal of representing the United States at the 2022 Winter Olympics.