Acharnaikos Football Club (Greek: Α.Ο.

Αχαρναϊκός) is a Greek football club based in Acharnes (Menidi area), Athens, Greece.

It was founded in 1939 as Panthiras Menidiou.

It plays in Acharnes Stadium, which has a 4,450 seating capacity.

The club's logo is a cloverleaf with two alphas in the left and top and an omicron at the right.