Gnat (disambiguation)

A gnat may be one of a variety of small insects.

Gnat or GNAT may also refer to:
 * GNAT, a Free Software compiler for the Ada programming language
 * Grand National Assembly of Turkey
 * Gnat (surname)
 * Gnat Computers, an early microcomputer company
 * GNAT (torpedo), the Allied term for the German G7es homing torpedo
 * Folland Gnat, a light jet fighter/trainer aircraft
 * GNAT-750, an unmanned aerial vehicle
 * "Gnat" (song), by Eminem from the 2020 album Music to Be Murdered By: Side B