David Eric Grohl (; born January 14, 1969) is an American musician. He is the founder of the rock band Foo Fighters, for which he is the lead singer, guitarist, and principal songwriter. Prior to forming Foo Fighters, he was the drummer of the grunge band Nirvana from 1990 to 1994.

In 1986, at age 17, Grohl joined the punk rock band Scream, following the departure of their drummer, Kent Stax. Grohl became the drummer for Nirvana after Scream broke up in 1990. Nirvana's second album, Nevermind (1991), was the first to feature Grohl on drums and became a worldwide success. After Nirvana disbanded following the suicide of Kurt Cobain in 1994, Grohl formed Foo Fighters as a one-man project, releasing the self-titled album Foo Fighters in 1995. A full band was assembled to tour and record under the Foo Fighters name. They have since released 11 studio albums.

Grohl is also the drummer and co-founder of the rock supergroup Them Crooked Vultures, and has recorded and toured with Queens of the Stone Age and Tenacious D. He has also organized side projects Late!, which released the album Pocketwatch, and Probot. Grohl began directing Foo Fighters music videos in 1997 and released his debut documentary, Sound City, in 2013. It was followed by the documentary miniseries Sonic Highways (2014) and the documentary film What Drives Us (2021). In 2021, Grohl released an autobiography, The Storyteller: Tales of Life and Music. In 2022, he and the Foo Fighters starred as themselves in the comedy horror film Studio 666.

In 2016, Grohl was ranked 27th on the list of the best drummers of all time by Rolling Stone. Grohl was inducted into the Rock and Roll Hall of Fame as part of Nirvana in 2014 and as a member of Foo Fighters in 2021.