Kuybyshev (Russian: Ку́йбышев) is a town in Novosibirsk Oblast, Russia, located on the Om River (Irtysh's tributary), 315 kilometers (196 mi) west of Novosibirsk, the administrative center of the oblast.

It was founded as a military fort named Kainsky Pas (Каинский Пас) in 1722.

[citation needed] On January 30, 1782, it was granted town status and renamed Kainsk.

[citation needed] In 1804, it became a part of Tomsk Governorate.

[citation needed] As a municipal division, the Town of Kuybyshev is incorporated within Kuybyshevsky Municipal District as Kuybyshev Urban Settlement.