Ολυμπιακός Πατρών, A.P.S Olympiakos Patron) is a sports club in Patras, playing association football and volleyball.

The team was founded in 1927, nearly two years after the construction, with the game with Olympiacos Petralona which won 4–1.

Olympiacos founded from refugee players with members from Apollon Smyrna in which after the Greco-Turkish War in 1922 arrived and relocated to Patras and built the today's neighbourhood of Prosfygika.

In 1925, the team was one of the oldest in Patras, with the color of red and white, the same as Olympiacos Piraeus.

In the beginning in July 1925, six players from Panachaiki and four from Legkos Asteras, all of them refugees as Mercury and the colour blue and white.