offensive coordinator | Defensive wall | Operation Defensive Shield | Offensive coordinator | defensive wall | Defensive fighting position | Bruce Smith (defensive end) | Tamil Nadu State Film Award for Best Stunt Coordinator | Office of the Coordinator for Reconstruction and Stabilization | Offensive Coordinator | NBA Development League Defensive Player of the Year Award | Michael Bennett (defensive lineman) | John Baker (defensive lineman) | International Defensive Pistol Association | Coordinator of Inter-American Affairs | Coordinator of Indigenous Organizations of the Amazon River Basin | CFL's Most Outstanding Defensive Player Award |
In 2011, after hiring his former Browns defensive coordinator Rob Ryan, the Cowboys signed him to a one-year contract as a free agent and named him the starter at safety.
Mattison is the son of current University of Michigan defensive coordinator Greg Mattison.
Pelini then spent two years out of coaching while finishing his third degree, a Master's in Education, from Ohio State University in 1993, and then promptly returned to the coaching ranks as the Defensive Coordinator for Blue Valley High School in Overland Park, Kansas for the 1993 and 1994 seasons.
Clancy Pendergast officially became the defensive coordinator for the Chiefs on March 13, 2009, where he reunited with Head Coach Todd Haley, who was offensive coordinator at Arizona during Pendergast's time there.
Dishman's 1993 season, however, started off very productively, with the help of new defensive coordinator Buddy Ryan.
In 1989, von Appen returned again to Stanford as the defensive coordinator under head coach Dennis Green.
That season with the arrival of defensive coordinator Rob Ryan, he established himself as one of the team starters at defensive end, ahead of Marcus Spears and improved his overall play, compiling a career high in tackles (36) and sacks (4.5).
Jim Johnson, the Philadelphia Eagles defensive coordinator, called Barber the hardest running back in the NFL to bring down.
In 2012, he received the title of defensive coordinator, despite having called plays on defense since the departure of Pees following the 2009 season.
As professional football became more respectable, and began to make more money, player-coaches (especially head coaches) became quite rare, though as late as the mid 1950s, Tom Landry played and acted as the defensive coordinator for the New York Giants.
The term rose to popularity due to the installation and excellent execution of this defensive scheme by then-head coach Tony Dungy and defensive coordinator Monte Kiffin.
In 1993, Marshall reunited with Buddy Ryan, who had been the Bears' defensive coordinator during Marshall's first two seasons, signing a contract to play for the Houston Oilers.
Widenhofer returned to the NFL for six years as an assistant coach, serving as defensive coordinator for the Detroit Lions under head coach Wayne Fontes, followed by two years as linebackers coach with the Cleveland Browns under head coach Bill Belichick.
New defensive coordinator Ron Mendoza, new offensive coordinator Todd Ford and new special teams Robert Drake all come with Dodge from Carroll High School where they coached the Dragons to 5 state titles.
On December 7, 2008, the Falcons lost two valuable coaches to rival Toledo, as defensive coordinator Mike Ward and co-offensive coordinator Matt Campbell were brought to the Rockets by new head coach (and former BG assistant) Tim Beckman.
Paul Randolph - Executive Associate Head Coach/Co-Defensive Coordinator/Defensive Line
The move reunited him with his former defensive coordinator, Power head coach Derek Stingley.
Colorado coach Mike Dailey earned his second championship ring while Georgia's first-year head coach Doug Plank, the league's 2005 Coach of the Year, came up short in his fourth consecutive ArenaBowl, having lost the previous three as the defensive coordinator for the Arizona Rattlers.
Gilbert returned to San Diego State as defensive coordinator under Ted Tollner in 1995, and oversaw consecutive eight-win seasons, which was not achieved until 2010 and 2011.
In 1986, Haupt joined Bears defensive coordinator Buddy Ryan in leaving the team to join the Philadelphia Eagles, and was replaced by John Levra.
On January 13, 2012, Kansas head coach Charlie Weis hired Campo as defensive coordinator and defensive backs coach.
Wannstedt retained some of Harris' staff including Paul Rhoads, the defensive coordinator, but made several key changes including bringing in former Baltimore Ravens offensive coordinator Matt Cavanaugh to run his offense.
Elson spent the 2011 football season as a high school assistant coach/defensive coordinator for KHSAA State Finalist Franklin-Simpson High School in Franklin, Kentucky.
His defensive coordinator at Florida State, Mickey Andrews, later stated Bush "was the most complete player he had ever coached".
Henderson soon accepted the defensive coordinator position for the Detroit Lions and new head coach, Rod Marinelli.
He has previously held defensive coordinator positions at Western Kentucky University, Louisiana State University and the University of New Mexico.
In 2009 he served as the assistant defensive backfield coach for the New York Jets under head coach Rex Ryan, the son of Plank's former defensive coordinator, Buddy Ryan.
That was the final one in Marv Levy's term as head coach (6-10 won-lost record), replaced the following year by his defensive coordinator, Wade Phillips, who guided the Bills to playoff berths in 1998 and 1999.
When Karl Dorrell was fired in 2007, defensive coordinator DeWayne Walker took the interim coaching duty for the 2007 Las Vegas Bowl.
Norwood spent his life in many different parts of the United States while his father, Brian Norwood, now defensive coordinator at Baylor University, coached different collegiate football teams.
Greg Robinson, former defensive coordinator, Michigan; former head coach, Syracuse; former two-time Super Bowl-winning defensive coordinator of Denver Broncos.
Gunther Cunningham (born June 19, 1946) is a former American football defensive coordinator for the Detroit Lions.
Mendez was an all-state selection at Cardinal Mooney, the same school that produced former Wildcat co-defensive coordinator Bob Stoops and former defensive ends coach Mike Stoops.
In 2011 Brisbane joined British American Football team Leicester Falcons as defensive coordinator.
He was signed by the San Diego Chargers as an undrafted free agent in 2008 and currently is defensive coordinator of the Leicester Falcons.
He received a scholarship offer from the University of North Carolina partly because of Gartrell's friendship with UNC's then-defensive coordinator Carl Torbush.
Joe Lee Dunn (born 1946), American college football defensive coordinator for New Mexico State Aggies
On January 26, 2009, he named Greg Mattison the new defensive coordinator for the Ravens, replacing Rex Ryan who had left to take his first head coaching job (with the New York Jets).
Other speculation at the time was that Tenuta may join Steve Spurrier at South Carolina, to replace former defensive coordinator Tyrone Nix (who left for Ole Miss), but South Carolina decided to hire former University of Georgia defensive coordinator Brian VanGorder for the job, VanGorder left that position without coaching a game to become the Atlanta Falcons defensive coordinator.
In March 2011 Rose hired the 49ers' first football coach, former Wake Forest Demon Deacons defensive coordinator Brad Lambert.
On April 1, 2013, Coleman signed a one-year deal with the New Orleans Saints, reuniting him once again with the former Dallas Cowboys' defensive coordinator Rob Ryan.
In the 1995 season, Whittingham replaced his father as the defensive coordinator, serving under both Ron McBride and Meyer until being named head coach in 2004.
Despite missing Weeks 2 and 3 with an injury, then Weeks 4-6 as inactive, he became a favorite of defensive coordinator Todd Grantham and secondary coach Mel Tucker.
In February 2011 he was named defensive coordinator of the United States national American football team for the 2011 IFAF World Cup.
Robertson had previously coached with current Lions head coach Jim Schwartz and current Lions defensive coordinator Gunther Cunningham when both were assistants with the Titans.
On May 7, 2013 signed a contract with the Jacksonville Jaguars, reuniting him with his former defensive coordinator Gus Bradley.
Nebraska Defensive Coordinator Bo Pelini subsequently led the team to a 17-3 victory over Michigan State in the 2003 Alamo Bowl to finish the team's season at 10-3, but he and Sanders, along with nearly all of the remaining staff, were let go after Bill Callahan was appointed as Nebraska's 31st Head Football Coach.
When Bobby Petrino was hired to coach the Atlanta Falcons early in 2007, Mike Zimmer agreed to become the new defensive coordinator in Atlanta.
The nickel defense was popularized by the Miami Dolphins (Head Coach Don Shula and Defensive Coordinator Bill Arnsparger) in the 1970s and is now commonly employed in obvious passing situations or against a team that frequently uses three wide receiver sets on offense.
In 2012, Elmassian was named defensive coordinator for head coach Charley Molnar's staff at UMass.
Some of the individuals Randy worked with included Coach Bobby Bowden of Florida State University, Dominique Wilkins of the University of Georgia and Atlanta Hawks and defensive great Ted Roof from Georgia Tech who now is the Defensive Coordinator at Randy's alma mater.
From 1981 to 1992, he was the Redskins' defensive coordinator under head coach Joe Gibbs, either alone or sharing the job with Larry Peccatiello.
He is the son of former defensive coordinator and head coach Buddy Ryan and the twin brother of current head coach of the New York Jets, Rex Ryan.
Former Cleveland Browns head coach Eric Mangini named Ryan as defensive coordinator on January 14, 2009.
In 1997, then-head coach Rick Rasnick hired him as the linebackers coach for the Eastern Michigan Eagles, and in the 1998 and 1999 seasons, he served as the team's defensive coordinator.
The first ten games of the 1999 season were coached by Rick Rasnick, with Lombardi serving as defensive coordinator.
Ty Knott is a former assistant coach in the National Football League and current defensive coordinator at the University of Minnesota Crookston
From 1979 to 1981 he was the Linebackers and defensive coordinator at Dunmore High School.
Wilson Whitley (May 28, 1955 – October 27, 1992) was a consensus All-American defensive tackle at the University of Houston from 1972-1976 under defensive coordinator Don Todd.
He then joined friend Rod Dowhower's staff at Vanderbilt to serve as defensive coordinator.