Morris Smith Miller (July 31, 1779 – November 16, 1824) was a United States representative from New York.

Born in New York City, he graduated from Union College in 1798.

Miller served as private secretary to Governor John Jay, and subsequently, in 1806, commenced the practice of law in Utica.

He was President of the Village of Utica in 1808; and judge of the court of common pleas of Oneida County from 1810 until his death in 1824.

He died on November 16, 1824, in Utica, New York; and was buried at the Albany Rural Cemetery.