Stanley M. Powell (July 7, 1898 – August 25, 1988) was a Republican member of the Michigan House of Representatives and a delegate to the Michigan constitutional convention of 1962.

Powell served one term in the House (1931-1932) but was defeated for re-election in 1932.

Shortly after the convention, Powell was again elected to the House and served 14 years.

Powell was a member of the Grange and the Farm Bureau as legislative counsel and public affairs director.

He was president of the Michigan Good Roads Federation, a founder of the highway Users Conference, and president of the Michigan Good Roads Federation in 1957.