||The aim of this study is to analyze development and current estate of the market of financial derivatives in the Czech Republic. In the beginning I will write about a theory of financial markets and the situation in the Czech Republic. Next part will be devoted to a theory of financial derivatives. The major space of my study is dedicated to the market of financial derivatives in the Czech Republic. At first, I will mention the development of this market, particularly the amounts and structure of the financial derivatives. I will also talk about the tend of the Czech and world derivative market. Important part concerns an effort to establish an organized market for financial derivatives on the Prague Stock Exchange and RM-System. The last chapter focuses on a description of a current situation on the client interbank derivative market on an example of three largest Czech banks and a new broker company called BrokerJet.