Darius Shaquille Leonard (born July 27, 1995) is an American football linebacker for the Indianapolis Colts of the National Football League (NFL). He played college football at South Carolina State and was drafted in the second round of the 2018 NFL Draft by the Colts. In his rookie season, Leonard led the league in tackles and was named a First-Team All-Pro and Defensive Rookie of the Year; he was also voted into the NFL Top 100 the following offseason. Leonard has been informally nicknamed "Maniac" due to his energetic and productive on-field play.