Sir Manubhai Nandshankar Mehta CSI (22 July 1868 – 14 October 1946) was an Indian politician.

He was the private secretary to HH Maharaja Gaekwad of Baroda state from 1899 to 1906 and revenue minister and first councillor from 1914 to 1916.

Mehta acted as a substitute in the absence of the Maharaja Ganga Singh of Bikaner.

Similarly, he attended the World Hygiene Conference in 1933 and was in the Indian States' delegation to the Joint Parliamentary Committee in 1933.

By the late 1940s, virtually all major states had adopted some measure of reform including Bikaner, Kotah, Jaipur, Alwar, Dholpur and Gwalior.