Originally selected by Cleveland Browns in first round (21st overall) of 2009 NFL Draft.
Signed to offer sheet by Jacksonville Jaguars on April 11, 2014. Re-signed by Browns after team exercised first-refusal rights on April 14, 2014.
Signed by the Atlanta Falcons as an unrestricted free agent on March 9, 2016.
Last season, Mack returned from injury to play in all 16 games and was selected to his third career Pro Bowl.
A three-time Pro Bowler (2015, 2013, 2010), has started all 101 games in which he has played. Is one of three centers in Browns history to earn multiple Pro Bowl honors.
Played every offensive snap (4,998 consecutive) through his first 80 career games, and was one of only four NFL offensive linemen to play every offensive snap for his team since at least 2009.
Played and started in five games under offensive coordinator Kyle Shanahan during the 2014 season in Cleveland before going down with an injury. During those five games the offense averaged 26.8 points per game, 383.2 total yards per game, 146.4 rushing yards per game, and 4.4 yards per carry.
In 2013, earned his second career Pro Bowl selection and was named a second-team AP All-Pro. Started all 16 games at center, playing all 1,106 offensive snaps.
Was voted a first-alternate to the AFC Pro Bowl squad after starting all 16 games at center in 2012. Part of an offensive line that helped Trent Richardson set Browns rookie records in rushing yards (950), rushing TDs (11) and total scrimmage yards (1,317).
Started all 16 games at center in 2011, and did not miss an offensive snap, despite undergoing an appendectomy in October.
In 2010, Mack was anchored an offensive line that helped Peyton Hillis rush for 1,177 yards and 11 touchdowns. Earned his first career Pro Bowl selection and was named to Sports Illustrated’s All-Pro team.
During his rookie season in 2009, Mack became the fifth rookie to start all 16 games at center, and helped his team record four consecutive games with more than 160 rushing yards.
Was named to the Pro Football Weekly/Professional Football Writers of America All-Rookie team and selected to USA Today’s All-Joe team.
One of four rookie offensive linemen to start all 16 games in 2009, along with Buffalo’s Andy Levitre (LG), Seattle’s Max Unger (13 at RG, 3 at C) and Baltimore’s Michael Oher (12 at RT, 4 at LT).
Became just the fifth NFL rookie to start all 16 games at C since 1998, joining Damien Woody (New England, 1999), Alex Stepanovich (Arizona, 2004), Nick Mangold (Jets, 2006) and Samson Satele (Miami, 2007).
Was a two-time Rimington Trophy finalist, a two-time All-American and a four-time league academic honor roll honoree at California.
Awarded the Draddy Trophy as a senior, given to college football’s top scholar-athlete.
Named the PAC-10 Conference’s 2008 Scholar-Athlete of the Year and was a member of ESPN’s All-Bowl Team in 2006 and 2008. Was a finalist for the Lowe’s Senior CLASS Award, given for academic and athletic accomplishment.
The 2008 winner of the Schlessinger Coaches Award, which recognizes outstanding athletic ability, academic success and community service at Cal.
Did not allow any quarterback sacks or pressures on 397 pass plays in 2008. Was penalized just twice on a total of 832 snaps as a senior.
Became the third player in PAC-10 Conference annals to receive the Morris Trophy in back-to-back seasons. Led a line that allowed just 11 sacks in 2007, the third-lowest figure in the country that year. Redshirted as a freshman.
Earned a degree in legal studies, spent his senior season as a graduate student and is working towards his master’s degree.
Participated in the NFL’s second annual “NFL Pro Hollywood Boot Camp” during the 2013 offseason, which offered a comprehensive overview of creative disciplines in the film industry including screen writing, directing, producing and film financing.
Attended San Marcos High School (Santa Barbara, Calif.). Played on both the offensive and defensive lines. Named the Channel League’s co-Most Valuable Player on defense and a first team all-league selection. Was a two-time All-CIF choice and a three-time all-county and all-league member.
Named to Prep Star’s All-West team as a senior, helping his team rush for 2,031 yards in 2003.
Added four letters in wrestling, advancing to the state wrestling tournament as a CIF heavyweight champion and compiled a 28-2 record on the mat as a senior, when he ranked second in the state.
Embarked on a weeklong visit to U.S. troops at military bases throughout Afghanistan and Kyrgyzstan during the 2011 offseason as part of the NFL-USO program; his father and cousin both served in the military.
Enjoys helping children, including through school visits and reading to kids.
An avid traveler who has visited Australia, Brazil, England, France, Greece, Indonesia, Italy, Japan, Spain, Taiwan, Thailand and Turkey.
An avid reader with diverse tastes, including historical-fiction, science-fiction and fantasy books.