Vehicle A-Pillar Garnish Structure Having No Clip Escape Hole

An embodiment A-pillar garnish structure includes an A-pillar portion defining an A-pillar inner space using a front inner upper panel and a side outer panel, a garnish fixed to the side outer panel using a mounting clip passing through the side outer panel, wherein the garnish is configured to provide a design of an exterior appearance of the A-pillar portion, and a vehicle-frame reinforced panel defining a mounting clip separation space together with the side outer panel of the A-pillar portion in such a manner as to have a closed cross-section structure, wherein the mounting clip does not contact the vehicle-frame reinforced panel.