Sauer (disambiguation)

The Sauer is a tributary river to the Moselle, flowing through Belgium, Luxembourg and Germany.

Sauer is a German surname, see Sauer (surname). The word sauer means sour, acidic.

Sauer may also refer to:


 * Sauer (Altenau), a river of North Rhine-Westphalia, Germany
 * Sauer (Rhine), a river in France and Germany
 * Sauer & Sohn (founded 1751), a German firearms manufacturer
 * Sauer Castle, an architecturally significant house in Kansas City, Kansas (US)
 * Sauer Commission (created 1947), a South African study of segregation policies
 * C. F. Sauer Company (founded 1887), a cooking products manufacturer
 * SIG Sauer, US arm of Swiss manufacturing firm Swiss Arms AG
 * Paul Sauer Bridge, a highway bridge in South Africa
 * Cube 2: Sauerbraten, a 2004 popular on-line game
 * Sauer Van, a gas van used in the Sajmište concentration camp