The tibia is a bone in the leg of humans and other vertebrates.

Tibia may also refer to: Tibia (gastropod), a genus of sea snails Tibia (reedpipe) or aulos, an ancient Greek and Roman wind instrument Tibia (organ pipe), a sort of organ pipe that is most characteristic of a theatre organ Tibia (video game), a 1997 MMORPG Tibia (arthropod leg), a segment of the arthropod leg