2009–10 Panathinaikos F.C. season

The 2009–10 season was Panathinaikos' 51st consecutive season in Super League Greece. The 2009–10 season was very successful for Panathinaikos. At the summer transfer window the club bought Djibril Cissé from Marseille, Kostas Katsouranis from Benfica, Sebastian Leto from Liverpool and various other players spending more than €35 million. The team managed to enter the final 16 of Europa League and win the Greek Championship. Panathinaikos completed the domestic double by winning the Greek Cup final.

First-team squad

 * Squad at end of season

In
on a free transfer for €8 million for €4 million for €0.45 million for €0.2 million on a free transfer for €3 million

total spending : 15,650,000 €

Out
on a free transfer

on a free transfer on a free transfer