Provided is a paper clip. The paper clip includes: a paper fixing part having a base plate and a clip coupled to the base plate to fix sheets of paper to the base plate; and a fixture for fixing the paper fixing part thereto in such a manner as to allow the base plate to be separably disposed therefrom. The base plate has locking protrusions formed protrudingly from both end portions of one side thereof, and the fixture has locking hooks adapted to separably support the locking protrusions thereagainst. The base plate has a fixing protrusion formed on the region where the locking protrusions are formed, and the fixture has a fixing groove formed on a position corresponding to the fixing protrusion in such a manner as to fixedly insert the fixing protrusion thereinto.