Marian Józef Januszajtis-Żegota (3 April 1889, Częstochowa - 24 March 1973, Royal Tunbridge Wells) was a Polish military commander and politician. One of the founders of Polish paramilitary pro-independence organizations in Austrian partition, and last commander of the 1st Brigade of Polish Legions.
He was also organizer of the unsuccessful coup in 1919, general in the Second Polish Republic and Polish Armed Forces in the West, voivode of the Nowogródek Voivodeship (1924-1926), and member of the Polish government in Exile.
He was arrested by NKVD on 27 October 1939 and imprisoned in Lwów and then in Moscow Lubyanka prison. After the Sikorski-Mayski Agreement of July 1941, he was released. After the war he stayed in exile in the United Kingdom, where he died in March 1973.