The Bula (Russian: Була; Chuvash: Пăла, Păla; Tatar: Бола) is a river in the Chuvash Republic and the Republic of Tatarstan, Russia, a left-bank tributary of the Sviyaga.

[1] It originates in the Chuvash Republic and falls into the Sviyaga River south of Devlikeyevo.

Major tributaries are the Cheremshan and the Malaya Bula.

[2] Batyrevo, the administrative center of Batyrevsky District of the Chuvash Republic, is located on the river.

This article related to a river in Southern Russia is a stub.