Mark Anthony Cooper (April 20, 1800 – March 17, 1885) was a United States Representative, businessman and lawyer from Georgia. His cousin was U.S. Representative Eugenius Aristides Nisbet.Cooper was born near Powellton, Georgia, in Hancock County in 1800 and graduated from South Carolina College (now the University of South Carolina) in Columbia in 1819. After studying law and gaining admittance to the state bar in 1821, he practiced law in Eatonton, Georgia.