The Zimmerwald Observatory (German: Observatorium Zimmerwald) is an astronomical observatory owned and operated by the AIUB, the Astronomical Institute of the University of Bern.

Built in 1956, it is located at Zimmerwald, 10 kilometers south of Bern, Switzerland.

Numerous comets and asteroids have been discovered by Paul Wild (1925–2014) at Zimmerwald Observatory, most notably comet 81P/Wild, which was visited by NASA's Stardust space probe in 2004.

The main belt asteroid 1775 Zimmerwald has been named after the location of the observatory.

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