from 1438-1445. He was the son of the oglan Ichkile Hassan and the cousin of Tokhtamysh. He received the nickname Ulugh, meaning 'older' or 'large', in contrast to Küchük Muhammad, meaning 'younger' or 'small'.

Ulugh Muhammad was Khan of the Golden Horde in 1419-1423, 1426, and 1428. In 1428-1432 he waged a stubborn struggle for possession of the Golden Horde Ulug