The Siege of Uman was conducted by the Polish-Lithuanian-Crimean forces as part of the renewed campaign against the Cossack Hetmanate, on 14–19 January 1655.

In January 1655, Polish-Lithuanian army was joined by the Crimean troops of Murza Kamambet and they launched an offensive towards Uman.

[2] Polish-Lithuanian forces made initial attempts to capture Uman in early April 1654, which ended in failure.

[4] Poles and Tatars achieved partial success in their attacks, but their other assaults were repelled and they were unable to advance further.

[3][7] Poles and Tatars retreated with the Cossack-Russian forces pursuing them, which led to Battle of Okhmativ.