The Olympiacos women's basketball team is the women's basketball department of the major Greek multi-sport club Olympiacos CFP, based in Piraeus.

[1] The department was dissolved in the mid-1960s and after a long period of inactivity, it was reorganized in 2015.

From the start of the 2015–16 season (which was the first after its reorganization), till the 25th of October 2020, Olympiacos remainded undefeated in all official or friendly games in all domestic competitions (for more than 5 years), setting a world record of 137 consecutive victories (118 of which were in the Greek League),[6][7] and winning 5 consecutive undefeated Greek League championships (2016, 2017, 2018, 2019, 2020) and 4 consecutive undefeated Doubles (2016, 2017, 2018, 2019 –the 2020 Greek Cup was not completed due to the COVID-19 pandemic–).

[8] The world record of 137 straight wins was finally stopped on October 25, 2020, during the 2020–21 Greek League.

[9] Note: Flags indicate national team eligibility at FIBA-sanctioned events.