The 9th Infantry Division (Russian: 9-я пехотная дивизия, 9-ya Pekhotnaya Diviziya) was an infantry formation of the Russian Imperial Army that existed in various formations from the early 19th century until the end of World War I and the Russian Revolution. The division was based in Radom and later Poltava in the years leading up to 1914. It fought in World War I and was demobilized in 1918.[2][3]