Theseus (disambiguation)

Theseus was the mythical king and founder-hero of Athens.

Theseus may also refer to:

Vehicles

 * Theseus (AUV), an autonomous underwater vehicle
 * THESEUS (satellite), a proposed space telescope
 * Bristol Theseus, an aircraft engine
 * HMS Theseus, three ships of the Royal Navy

Other uses

 * Theseus (genus), a genus of stink bug in the tribe Halyini
 * Theseus1 (THE1), an enzyme found in plant cells
 * An electromechanical mouse constructed by Claude Shannon
 * "Theseus", a 2008 episode of the radio comedy The Penny Dreadfuls
 * "Theseus", a song by Patrick Wolf from The Bachelor