Rao Maldeo Rathore was a king of the Rathore dynasty, who ruled the kingdom of Marwar in present day state of Rajasthan. Maldeo ascended the throne in 1531 CE, inheriting a small ancestral principality of Rathore's but after a long period of military actions against his neighbours, Maldeo swept significant territories which included parts of present day Rajasthan, Haryana, Uttar Pradesh, Gujarat and Sindh. He refused to ally with either the Sur Empire or the Mughal Empire.

The Rathore or Rathor is an Indian Rajput dynasty belonging to the clan that has historically ruled over parts of Rajasthan, Gujarat and Madhya Pradesh.