A quick release structure for a woodworking clamp, which has a clamp body slidingly connected to the transverse rod, and the securing chuck having a securing rod disposed through a securing hole of the transverse rod. One side of the securing chuck is formed with an accommodating portion, both sides of the accommodating portion are connected to a quick release element, a positioning shaft respectively is disposed on the quick release element, the positioning shaft is placed through the shaft aperture; an outer surface of the quick release element is provided with a pressing portion. When the quick release element is connected into the accommodating portion, by compressing the elastic element, the securing rod is driven to release from the securing hole. When the pressing portion is not pressed, the elastic element bounces back to retract the quick release element to secure the securing chuck onto the transverse rod.