• Bucephalus (c. 355 BC – 326 BC) was Alexander the Great's horse

Bucephalus may also refer to:

• Bucephalus (brand), an ox-head branding mark anciently used on horses
• Bucephalus (racehorse), an 18th-century Thoroughbred racehorse
• Bucephalus (flatworm), a trematode flatworm genus
• Bucephalus Bouncing Ball (song), a song from the 1997 album "Come To Daddy" by Aphex Twin
• HMS Bucephalus, an early 19th-century English naval vessel — see also Invasion of Java (1811).
• The Crystal Bucephalus, an original 1994 Doctor Who novel written by Craig Hinton
• BTR-4 "Bucephalus", Ukrainian armored troop carrier

• Bucephala (disambiguation)
• Cow head (disambiguation)
• Bullhead (disambiguation)