Marousi or Maroussi, also known as Amarousio, is a city and a suburb in the northeastern part of the Athens urban area, Greece. Marousi dates back to the era of the ancient Athenian Republic; its ancient name was Athmonon and it represented one of the 10 Athenian sub-cities. The area held a main ancient temple, where Amarysia Artemis, the goddess of hunting, was adored.