Emmanuel Lebrecht of Anhalt-Köthen (Köthen, 20 May 1671 – Köthen, 30 May 1704), was a German prince of the House of Ascania and ruler of the principality of Anhalt-Köthen.
He was the only child of Emmanuel, Prince of Anhalt-Köthen, by his wife Anna Eleonore, daughter of Henry Ernest, Count of Stolberg.