The 152 mm howitzer M1909 (Russian: 152-мм гаубица обр. 1909 гг.) was a Russian Empire 152.4 mm (6 inch) howitzer. Developed by the French arms manufacturer Schneider et Cie it saw service throughout World War I. It was later developed by the Soviet Union into the 152 mm howitzer M1909/30 which saw service throughout the Great Patriotic War.