Vilnius Military School (Russian: Виленское военное училище) also known as the Vilnius Junker Infantry School (Russian: Виленское пехотное юнкерское училище) was a military school for the non-commissioned officers (NCO) and junior officers of the Imperial Russian Army that operated in 1864–1915 in Vilnius. Up to 1910, the school prepared 4,371 podpraporshchiks and junior officers.[1] During World War I, it relocated to Poltava and operated there in 1915–1918. In total, about 10,500 men graduated from the school, many becoming prominent military leaders and commanders in the post-war Eastern Europe.