Mardas () is a Greek surname. It is the surname of: Magic Alex (1942–2017), born as Alexis Mardas, British-Greek electronics engineer. Dimitris Mardas (born 1955), Greek economist and politician. Henadz Mardas (1970–2020), Belarusian football coach and player.

See also Cham Mardas, a village in Iran.