The Battle of Grochowiska took place on 18 March 1863 at the village of Grochowiska near Pińczów, Poland during the Polish January Uprising against the Russian Empire. It involved a 3,000-strong unit of Polish insurgents under the command of Marian Langiewicz which had been cornered by Russian forces numbering around 3,500 soldiers and six artillery pieces. It was one of the most bloody, as well as one of the largest battles of the Uprising.