CUP HOLDER FOR ARMREST OF VEHICLE

Disclosed is a cup holder for an armrest of a vehicle that is mounted in an armrest of an independent seat so as to be deployed therefrom and stored therein. The cup holder includes an armrest including an open storage space defined in one side portion thereof, a support plate mounted on the bottom of the storage space, a cup holding unit mounted in the storage space and on the support plate so as to be deployed and stored and including a plurality of holding links foldably and unfoldably connected to each other so as to support a peripheral portion of a cup, and a cup support unit mounted in the storage space and on the support plate so as to be deployed and stored and including a plurality of support links foldably and unfoldably connected to each other so as to support a lower surface of the cup.