Gregory Manusky (born August 12, 1966) is an American football coach who is the inside linebacker coach for the Minnesota Vikings of the National Football League. Manusky started his coaching career as a linebacker coach for two teams over six seasons. From there, he transitioned to a defensive coordinator for four teams over 12 seasons, totaling 19 seasons as a defensive coach. Prior to coaching, Manusky played as a linebacker in the National Football League (NFL) for three teams over 12 seasons. Manusky played college football at Colgate University and high school football at Dallas High School.