Josh Adam Klinghoffer (born October 3, 1979) is an American multi-instrumentalist, who is best known as the current guitarist for the rock band Red Hot Chili Peppers. Klinghoffer replaced his friend and frequent collaborator John Frusciante, who left the band in 2009. Klinghoffer was inducted into the Rock and Roll Hall of Fame with the Red Hot Chili Peppers on April 14, 2012, becoming the Hall of Fame's youngest-ever inductee.
Klinghoffer also fronts Dot Hacker, and was a member of Ataxia (alongside Frusciante) and The Bicycle Thief. He most commonly plays guitar or drums, and sings backup as well as lead. He has also both recorded and toured as a session musician with Gnarls Barkley, Sparks, PJ Harvey, Beck, The Butthole Surfers, Golden Shoulders and Vincent Gallo amongst others.