Zalim Singh (1739-1824), sometimes refer as Zalim Singh Jhala^[1] or Zalim Singh of Kotah,^[2] a Jhala rajput, was an administrator, reformer and army commander of Kota state. He was the de facto ruler of Kota State from 1770 to until his death in 1824.

In 1761, Zalim Singh was appointed the Commander of the State Force of Kota State by the ruler of Kota, Chhatar Sal Singh and sent to fight battle against the forces of Jaipur State in the field of Bhatwara.^[3]

In 1770, the ruler of Kota State, Guman Singh died and was succeeded by his 12 years old son, Umaid Singh who ruled for a half century. During this period, Zalim Singh was the de facto ruler of Kota State and Umaid Singh was only a titular chief.^[4]

• Shastri, R. P. (1971). Jhala Zalim Singh (1730-1823), the De-facto Ruler of Kota: Who Also Dominated Bundi and Udaipur, Shrewd Politician, Administrator, and Reformer. Printed at Raj Printing Works.
• Bayley, C. S. (2004). Chiefs and leading families in Rajputana. New Delhi: Asian Educational Services. pp. 85–90. ISBN 81-206-1066-0. OCLC 60392358.
• Shastri, R. P. (1951). "Zalim Singh and the Marathas from 1761 to 1818". Proceedings of the Indian History Congress. 14: 322–326. ISSN 2249-1937. JSTOR 44303991.

• Tod, James (1994). Tod's annals of Rajasthan : the annals of Mewar. C. H. Payne. New Delhi: Asian Educational Services. ISBN 81-206-0350-8. OCLC 85822131.