Morgan Lewis Martin (March 31, 1805–December 10, 1887) was a delegate to the United States Congress from Wisconsin Territory from 1845-1847. He was born in Martinsburg, New York and graduated from Hamilton College. He practiced law. He died in Green Bay, Wisconsin where he had lived and was buried.

1805 births | 1887 deaths | People from New York | Pre-statehood territorial delegates to the United States House of Representatives | Wisconsin politicians