Marcus Junius Parrott (October 27, 1828 – October 4, 1879) was a delegate to Congress from the Kansas Territory from 1857 until 1861. He was born in Hamburg, South Carolina. He graduated from Dickinson College, Carlisle, Pennsylvania, in 1849. He studied law at Cambridge University. He practiced law in Dayton, Ohio, serving in the Ohio House of Representatives He moved to Leavenworth, Kansas, in 1855. He died in Dayton, Ohio.[1]