Rybachy is a rural settlement in Zelenogradsky District of Kaliningrad Oblast, Russia, located on the Curonian Spit. As of 2010 it has about 839 residents. It was formerly known for the Rossitten Bird Observatory and the Rossitten gliding school.

The Curonian (Courish) Spit is a 98-kilometre (61 mi) long, thin, curved sand-dune spit that separates the Curonian Lagoon from the Baltic Sea. It is a UNESCO World Heritage Site shared by Lithuania and Russia. Its southern portion lies within Kaliningrad Oblast of Russia, and its northern within southwestern Klaipėda County of Lithuania.