Josh Adam Klinghoffer (born October 3, 1979) is an American musician best known for being the guitarist for the rock band Red Hot Chili Peppers from 2009 to 2019, with whom he recorded two studio albums, I'm with You (2011) and The Getaway (2016), and the b-sides compilation, I'm Beside You (2013). Klinghoffer took the place of his friend and frequent collaborator John Frusciante in 2009, after a period as a touring member. Klinghoffer was inducted into the Rock and Roll Hall of Fame with the Red Hot Chili Peppers in 2012, becoming the Hall of Fame's youngest-ever living inductee at the time, at age 32, passing Stevie Wonder, who was 38 when he was inducted.
|Birth name||Joshua Adam Klinghoffer|
|Also known as||Pluralone|
|Born||October 3, 1979|
|Origin||Santa Monica, California, U.S.|
|Genres||Experimental rock, alternative rock, avant-garde, electronica, art rock, funk rock, post-rock|
|Occupation(s)||Musician, songwriter, producer, multi-instrumentalist|
|Instruments||Guitar, vocals, drums, keyboards, synthesizer, piano, bass, saxophone, vibraphone|
|Associated acts||Red Hot Chili Peppers, Dot Hacker, Pearl Jam, Pluralone, Gnarls Barkley, John Frusciante, Ataxia, The Bicycle Thief, PJ Harvey, Cate Le Bon, Thelonious Monster, Sparks, Warpaint, Beck, Black Keys, Nate Ruess, Golden Shoulders, Vincent Gallo, Butthole Surfers|
In 2021, Klinghoffer joined Pearl Jam in a touring and session capacity, performing guitar, additional percussion and backing vocals on their tour in support of Gigaton (2020). That same year he joined frontman Eddie Vedder's solo band, the Earthlings, alongside his former Red Hot Chili Peppers bandmate Chad Smith.
A multi-instrumentalist, Klinghoffer also fronts the alternative rock band Dot Hacker, a group made up of former touring members of Gnarls Barkley. He is also a former member of the bands Ataxia, Warpaint and The Bicycle Thief. Klinghoffer most commonly plays guitar or drums, and sings backup as well as lead vocals. He has also both recorded and toured as a session musician with notable artists including PJ Harvey, Beck, the Butthole Surfers, Vincent Gallo, Sparks and Golden Shoulders. Klinghoffer also releases solo materials under the pseudonym of Pluralone, originally a working title for the group Dot Hacker.