Tetra (disambiguation)

Tetra may refer to:
 * tetra, a song by keisei featuring Hatsune Miku.
 * Tetra, a Vocaloid Producer.
 * Tetra★Aster, a song by BIRD(s) featuring multiple VOCALOIDs.
 * Tetrahedron, a song by KoohooP featuring Hatsune Miku.