Liechtenstein competed at the 2004 Summer Olympics in Athens, Greece, from 13 to 29 August 2004.

The National Olympic Committee of Liechtenstein (German: Liechtensteinischer Olympischer Sportverband, LOS) sent a single athlete to the Games.

The spot was filled by rifle shooter Oliver Geissmann, who later carried the nation's flag in the opening ceremony.

[1] Liechtenstein has qualified a single shooter.

This article about sports in Liechtenstein is a stub.