Todd Grantham (born September 13, 1966) is the defensive coordinator for the Louisville Cardinals. He was hired on January 12, 2014.Grantham served three seasons as the defensive line coach at Michigan State. He added the title of assistant head coach in his final season in East Lansing in 1998. Michigan State ranked 19th in total defense in 1996 and 13th in 1997, making consecutive bowl trips.