 2005 Texas Tech Red Raiders football team

The 2005 Texas Tech Red Raiders football team represented Texas Tech University in the Big 12 Conference (Big 12) during the 2005 NCAA Division I-A football season.In their sixth season under head coach Mike Leach, the Red Raiders compiled a 9–3 record (6–2 against Big 12 opponents), finished in a tie for second place in Southern Division of the Big 12, lost to Alabama in the 2006 Cotton Bowl Classic, and outscored opponents by a combined total of 473 to 226.