A war hawk is a person who actively supports a war.
- Warhawk (1986 video game), a vertically scrolling video game, released by Firebird software
- Warhawk (1995 video game), a Sony PlayStation game
- Warhawk (2007 video game), a multiplayer-only PlayStation 3 remake of the PlayStation game
- Warhawk (Batman Beyond), a character from the Batman Beyond and Justice League Unlimited animated television series
- Curtiss P-40 Warhawk, a US WWII-era fighter aircraft
- Warhawk (comics), a number of comic characters
- The nickname for athletic teams from:
- Auburn Montgomery
- University of Louisiana at Monroe
- University of Wisconsin-Whitewater
- Arrowhead High School
- James Madison High School (Fairfax County, Virginia)
- James Madison High School (California)
- Mount Vernon–Enola High School
- North Chicago Community High School
- Westerville Central High School
- Marytown, Wisconsin