Wahoo (Acanthocybium solandri) is a scombrid fish found worldwide in tropical and subtropical seas.

Wahoo may also refer to:

• Eastern wahoo (Euonymus atropurpureus), a shrub native to eastern North America, also known as American wahoo or wahoo fruit
• Ulmus alata, the winged elm or wahoo, a deciduous tree in the southeastern and south central United States

• Wahoo, California, a former settlement
• Wahoo, Nebraska, a city
• Wahoo, West Virginia, an unincorporated community in Marion County
• Wahoo Township, Saunders County, Nebraska, a township
• Wahoo, Florida, a populated area in Florida

• USS Wahoo (SS-238), a Gato-class submarine
• USS Wahoo (SS-518), a Tench-class submarine
• USS Wahoo (SS-516), a Tench-class submarine
• USS Wahoo (SS-565), a Tang-class submarine

• Chief Wahoo, a mascot for the Cleveland Indians baseball team
• Wahoos (University of Virginia), an unofficial nickname for sports teams of the University of Virginia, officially referred to as the Cavaliers
• Wahoo McDaniel (1938–2002), American football player turned professional wrestler
• Pensacola Blue Wahoos, minor league baseball team located in Pensacola, FL
• "Wahoo Sam" Crawford, major league baseball Hall of Famer

• Wahoo!, a 1965 album by American pianist and arranger Duke Pearson
• Wahoo (board game), a board game
• Wahoo! (company), a United States-based corporation which built fiberglass recreational boats from 1985 to 1996
• Wahoo (underwater nuclear test), conducted as part of Operation Hardtack I
• Wahoo Fitness, a manufacturer of cycling and fitness technology
• Wahoo's Fish Taco

• All pages with titles beginning with Wahoo
• Yahoo (disambiguation)
• Woo Hoo (disambiguation)
• Big Chief Wahoo, comic strip and character
• Battle of Wahoo Swamp, (1838) of the Second Seminole War in Sumter County, Florida