Adam Monroe Byrd (July 6, 1859 – June 21, 1912) was a U.S. Representative from Mississippi.

He attended the common schools and Cooper Institute in Daleville, Mississippi.

He was admitted to the bar in 1885 and commenced practice in Philadelphia, Mississippi.

He served as prosecuting attorney for the tenth judicial district in 1897.

After his time in Congress, he resumed the practice of law in Philadelphia, Mississippi.