Marshall Johnson Wellborn (May 29, 1808 – October 16, 1874) was an American politician, lawyer and jurist.
He studied law and was admitted to the state bar in 1826.
After his congressional service, Wellborn became an ordained Baptist minister in 1864.
He died in Columbus on October 16, 1874, and was buried in historic Oakland Cemetery in Atlanta, Georgia.
This article about a politician from the U.S. state of Georgia is a stub.