Greg Mattison

Greg Mattison (born November 15, 1949) is an American football coach and former player in the United States. He is the current defensive coordinator for the University of Michigan football team.

Mattison was formerly the defensive coordinator for the Baltimore Ravens of the NFL. He also served as co-defensive coordinator and defensive line coach for the Florida Gators football team for three years, including the 2006 BCS National Championship team.

Coaching career
Greg Mattison has a long and accomplished coaching career. Starting as head coach at Logan High School in La Crosse, Wis., for two seasons (1974-75). He began his coaching career as head coach at Riverdale High School in Muscoda, Wis. (1971-73). Mattison got his break as a graduate assistant at Illinois in 1976 and moved up to being a Defensive line coach the following year at Cornell. Mattison spent most of his time as a Defensive Line coach in college football starting at Cornell in 1977 and continuing on with stops at Northwestern (1978-80), Western Michigan (1982-86), Navy (1987-88), Texas A&M (1989-91), Michigan (1992-94), Notre Dame (2002-04), and Florida (2005-07). He served as Linebackers coach in the NFL with the Baltimore Ravens in 2008. He also was a successful Defensive Coordinator multiple times in his career serving with 	Western Michigan (1985-86) ,Michigan (1995-96), Florida(as co-coordinator in 2005-07), Baltimore Ravens(2009-10), and again with Michigan (2011-present).

On January 18, 2011, the Ravens announced that Mattison had accepted the defensive coordinator position at the University of Michigan. In returning to Michigan, Mattison reunites with Michigan head coach Brady Hoke, who is a close friend of Mattison's and was the Wolverines' defensive ends coach during Mattison's previous stint as defensive coordinator at Michigan. His contract at Michigan makes him among the highest paid college football assistant coaches in the country. He was selected as one of five finalists for the 2011 Broyles Award.

On January 26, 2009, Mattison was named promoted defensive coordinator of the Baltimore Ravens ; he was the successor of former defensive coordinator Rex Ryan.

He was the teams linebackers coach, a job he got in part due to his relationship with John Harbaugh. During his time at WMU, Mattison coached alongside John Harbaugh, who was a graduate assistant and assistant coach. Harbaugh, then head coach of the Baltimore Ravens, hired Mattison to coach the Ravens linebackers. The job was Mattison's first NFL coaching position in 37 years of coaching football.

At Florida, he served as co-coordinator of the defense with Charlie Strong Charlie Strong also served as assistant Head Coach and Linebackers coach while Greg also pulled double duty working as Defensive lines coach. During this time he was a part of a successful defense and team that went overall 31-8 in games played and won a national championship by beating Ohio State 41-14 in the BCS Championship game in 2006. Prior to his time at Florida, Mattison coached at University of Notre Dame from 2002 to 2004 as the defensive coordinator under Bob Davie until the Ty Willingham era (during which he served as defensive line coach and recruiting coordinator). Prior to his time at Notre Dame, Mattison coached the defensive line at the University of Michigan from 1992 to 1996, while also serving at the defensive coordinator in 1995 and 1996. During his time at Michigan, the Wolverines led the Big Ten Conference in rushing defense four consecutive seasons, holding opponents to 78.6 rushing yards per game in 1992, 87.9 in 1994, and 88.1 in 1995. Mattison's charges also led the conference in total defense twice and scoring defense once. He also coached with Coach Davie at Texas A&M University from 1988 to 1991 while Davie was defensive coordinator. Under head coach R. C. Slocum, the Aggies featured the "Wrecking Crew", a nickname for one of the nation's top-ranked defenses.

Mattison was a finalist for the head coaching job at Western Michigan University following the 2004 season, a job that eventually went to Bill Cubit. Mattison had served as the defensive coordinator and linebackers coach under Jack Harbaugh at Western Michigan from 1981 to 1986.

Early life and family
Mattison is a graduate of the University of Wisconsin–La Crosse, where he played football and wrestled. He attended high school at Madison East High School in Madison, Wisconsin.

Mattison's son, Bryan Mattison, was a senior captain for the 2007 Iowa Hawkeyes football team, and currently plays on the Kansas City Chiefs. He was previously a member of the Baltimore Ravens and the St. Louis Rams.