based ▁multi - s port ▁club ▁Pan ath ina ik os ▁A . O .. ▁The ▁department ▁was ▁founded ▁in ▁ 1 9 6 9 ▁and ▁is ▁the ▁most ▁successful ▁women ' s ▁vol ley ball ▁team ▁in ▁Greece , ▁in ▁terms ▁of ▁Greek ▁Championships ▁won . ▁They ▁have ▁won ▁a ▁record ▁ 2 3 ▁Championships , ▁ 5 ▁Cu ps , ▁with ▁ 5 ▁Dou bles , ▁while ▁they ▁hold ▁the ▁record ▁for ▁finishing ▁und efe ated ▁the ▁Championship ▁ 8 ▁times ▁( 1 9 7 1 - 1 9 7 3 , ▁ 1 9 7 8 , ▁ 1 9 9 1 , ▁ 1 9 9 2 , ▁ 1 9 9 3 , ▁ 2 0 0 7 ). ▁They ▁hold ▁also ▁the ▁record ▁of ▁ 6 8 ▁straight ▁wins ▁in ▁the ▁league ▁including ▁the ▁play - offs . ▁ ▁They ▁have ▁also ▁reached ▁four ▁times ▁a ▁European ▁final ▁four ▁and ▁two ▁times ▁a ▁European ▁final ▁( 2 0 0 0 ▁and ▁ 2 0 0 9 ). ▁The ▁team ▁currently ▁plays ▁in ▁Pan ell ini os ▁Ind oor ▁Hall . ▁ ▁In ▁ 2 0 1 7 , ▁the ▁club ▁was ▁re leg ated ▁due ▁to ▁serious ▁financial ▁problems . ▁They ▁stayed ▁in active ▁in ▁the ▁ 2 0 1 7 – 1 8 ▁season . ▁▁ ▁A part ▁from ▁the ▁Greek ▁players , ▁who ▁have ▁tradition ally ▁been ▁the ▁back bone ▁of ▁Greece ' s ▁national ▁team , ▁some ▁of ▁the ▁greatest ▁players ▁in ▁European ▁vol