Cory Undlin is an American football coach who is the passing game specialist and secondary coach for the San Francisco 49ers of the National Football League.

Born on June 29, 1971 (age 50 years), in St. Cloud, Minnesota,  in the United States of America Corty attended  California Lutheran University.

During his days at college, Cory  played football as a safety from 1990 to 1994. He had the distinction of being named second-team All-Southern California Intercollegiate Athletic Conference honors in 1993.

Undlin began his coaching career at his alma mater California Lutheran as a linebackers coach from 1998 to 1999. He was promoted to defensive coordinator in 2000, a position he held through 2001 when he moved to Fresno State University.

Career History

As a coach:
  • California Lutheran (1998–1999)
    Linebackers coach
  • California Lutheran (2000–2001)
    Defensive coordinator
  • Fresno State (2002–2003)
    Graduate assistant
  • New England Patriots (2004)
    Defensive coaching assistant
  • Cleveland Browns (2005–2006)
    Defensive quality control coach
  • Cleveland Browns (2007)
    Assistant special teams coach
  • Cleveland Browns (2008)
    Defensive backs coach
  • Jacksonville Jaguars (2009)
    Defensive assistant
  • Jacksonville Jaguars (2010–2011)
    Defensive backs coach
  • Denver Broncos (2012)
    Defensive quality control coach
  • Denver Broncos (2013–2014)
    Defensive backs coach
  • Philadelphia Eagles (2015–2019)
    Defensive backs coach
  • Detroit Lions (2020)
    Defensive coordinator
  • San Francisco 49ers (2021–present)
    Pass game specialist & secondary coach

Cory Undlin’s Super Bowl Records

  • 2x Super Bowl champion (XXXIX, LII)
  • 2005 Super Bowl
  • 2018 super Bowl