Mundakkal Mathew Jacob (9 August 1927 – 8 July 2018), popularly known as M. M. Jacob, was an Indian politician. He worked in Indian National Congress. He was appointed Governor of Meghalaya in 1995 and again in 2000 for a second term. He also discharged the function of the Governor of Arunachal Pradesh as well for some time in 1996.