Provided is a tandem solar cell including different kinds of solar cells and a method of manufacturing the same. The tandem solar cell includes an inorganic solar cell constituted by a compound semiconductor including a p-type compound semiconductor layer and a n-type compound semiconductor layer disposed on a lower electrode, an intermediate electrode disposed on the inorganic solar cell, and an organic solar cell disposed on the intermediate electrode and having an upper electrode on a surface thereof opposite to the intermediate electrode.