FINA (French: Fédération internationale de natation, English: International Swimming Federation) is the international federation recognised by the International Olympic Committee (IOC) for administering international competition in water sports. It is one of several international federations which administer a given sport or discipline for the IOC and international community. It is based in Lausanne, Switzerland.

FINA currently oversees competition in six aquatics sports: swimming, diving, high diving, artistic swimming, water polo, and open water swimming.^[ FINA also oversees "Masters" competition (for adults) in its disciplines.