Thunderhead can refer to:
- a cumulonimbus cloud seen during a thunderstorm
Other meanings:
- Thunderhead (comic character), a Marvel comic character in the comic Monstergirl
- Thunderhead, Son of Flicka (movie), a film about a young boy and his colt — the second in a series of three films: My Friend Flicka, "Thunderhead" (the son of "Flicka") and Green Grass of Wyoming
- Thunderhead, a superhero from the animated film The Incredibles
- Thunderhead (novel), a book by Lincoln Child and Douglas Preston
- Thunderhead (roller coaster), a roller coaster located at the Dollywood theme park
- Thunderhead (I Just Wanted A Little Rain), a song by Katey Sagal on her album Well
- Thunderhead (song), a song on the album Round Room by the music group Phish
- Thunderhead (song), a song on the album Bloodletting by the music group Overkill
- Thunderhead Mountain, a mountain in the Great Smoky Mountains
- Thunderhead (band), a Southern Rock band from New Orleans produced by Johnny Winter
- Thunderhead (software), software for generating database-driven documents
- Thunderhead Raceway, a fictional raceway in the film Speed Racer