Zygmunt Zieliński (1 August 1858 – 11 April 1925) was a Polish general. He reached the rank of colonel in the Austro-Hungarian Army. In 1914 he volunteered for the Polish Legions, where he commanded the 3rd Brigade, Polish Legions since 1915. From 1917 to 1918 he commanded the Polish Auxiliary Corps. After WWI he participated in the Polish-Ukrainian War and the Polish-Soviet War, commanding the Polish 3rd Army. He retired in 1922.