Incumbents
- President:
- Lech Kaczyński (Law and Justice) (Until 10 April)
- Bronisław Komorowski (Civic Platform) (10 April - 8 July) Acting
- Bogdan Borusewicz (Civic Platform) (8 July only) Acting
- Grzegorz Schetyna (Civic Platform) (8 July - 6 August) Acting
- Bronisław Komorowski (Civic Platform) (From 6 August)
- Prime Minister: Donald Tusk (Civic Platform)
- Marshal of the Sejm: Bronisław Komorowski (PO) (Until 6 August), Grzegorz Schetyna (PO) (From 6 August)
- Marshal of the Senate: Bogdan Borusewicz (Civic Platform)
Read more about this topic: 2010 In Poland