A mounting structure of an inner handle for a vehicle having an inner handle serving as an emergency hammer to break or smash the windows of a vehicle in the event of the emergency. The mounting structure of the inner handle includes an inner handle having a grabbing part and connecting parts perpendicularly extending from both ends of the grabbing part. A hammer head made of a high-strength material, the hammer head installed to the end of the connecting part. A locking means rotatably mounted around the circumference of the hammer head and the connecting part and a stopping means preventing unintentional rotation of the locking means. The vehicle pillar trim being configured to receive the inner handle.
