A Tasmanian devil is a Tasmanian marsupial.
Tasmanian Devil may also refer to:
- Tasmanian Devil (Looney Tunes), an animated character
- Tasmanian Devil (DC Comics), a DC Comics superhero
- Tasmania Devils Football Club (VFL), Australian rules football team that competed in the Victorian Football League between 2001 and 2008
- Tasmania Devils (NAB League), Australian rules football team that has competed in the NAB League Boys competition since 2019 and the NAB League Girls competition since 2021
- Tasmanian Devil (NHRA dragracing), Pacers Automotive's NHRA record-setting AA/A roadster from the 1960s
- Tasmanian Devils (film), a 2013 Syfy television film
- Tazmanian Devil, an upcoming American film starring Abraham Attah
- Troy Polamalu, a former professional American football player