Croatia competed at the 2008 Summer Olympics in Beijing, People's Republic of China.

* Vanja Perišić of Croatia was later disqualified for failing an in-competition drugs test.

[1] The following is the Croatia roster in the men's basketball tournament of the 2008 Summer Olympics.

[2] Qualification Legend: QS = Qualify to semi-final; QF = Qualify directly to final The following is the Croatia roster in the men's handball tournament of the 2008 Summer Olympics.

The following is the Croatian roster in the men's water polo tournament of the 2008 Summer Olympics.