The F930 Leopold I is a Karel Doorman-class frigate of the Naval Component of the Belgian Armed Forces. Prior to 29 March 2007, the ship was known as the HNLMS Karel Doorman (F827). It is one of the two frigates of this class that was purchased from the Royal Netherlands Navy on 22 December 2005. The F930 Leopold I is currently commanded by Frigate Captain Renaud Flamant. The rank of Frigate Captain in the Belgian Naval Component is equivalent to the rank of Commander in the Royal Navy and the United States Navy.