Korgalzhyn State Nature Reserve (Kazakh: Қорғалжын мемлекеттік табиғи қорығы, Qorğaljyn memlekettık tabiği qoryğy) is a protected area in Aqmola and Karaganda regions of Kazakhstan, located west of the city of Astana.

Extensive reserve waters provide the necessary living space in the largest Asian population of wetland birds.

Other lakes of the protected area are Kerey, Kypshak, Asaubalyk, Zhamankol, Zhabay Tabankazy, Manat, Saumalkol and Toktamys.

The protected reserve territory is home to more than 60 species of animals and plants listed in the Red Book.

On the lakes, 10% of the global population of Dalmatian pelicans and up to 10-20% of the world population of the territory of food during the summer and autumn moult migration in belayet huge number of birds, tens of thousands of geese, hundred of thousands of dabbling and diving ducks and waders.

The Red Book of Kazakhstan listed 5 plants species, including tulip schrenka, which is of great importance as a reserve fund of material selection.