Aston Donald McEachin ( mə-KEE-chən; October 10, 1961 – November 28, 2022) was an American politician and lawyer who served as the U.S. representative for Virginia's 4th congressional district from 2017 until his death in 2022. His district was based in the state capital, Richmond; it included much of the area between Richmond, a portion of its suburbs, and Hampton Roads.
A member of the Democratic Party, McEachin served in the Virginia House of Delegates from 1996 until 2002 and then served an additional term from 2006 until 2008. He subsequently served in the Senate of Virginia from 2008 until 2017, representing the 9th district, made up of Charles City County, plus parts of Henrico County and the city of Richmond. McEachin ran for the open seat of Virginia's 4th congressional district vacated in 2016 by Randy Forbes of the Republican Party and won the general election with 57.3% of the vote. In 2001, McEachin was the Democratic nominee in the Virginia Attorney General election, which he lost to Jerry Kilgore.
McEachin was the first African American nominated by a major party for Virginia attorney general. He was the third African American elected to Congress from Virginia and the second elected from the state since the 19th century.