Abstract: A screen supporting rack comprising a fixing seat for fixing the whole screen supporting rack on a desk or a wall, at least a cantilever pivotally provided on the fixing seat to make relative rotation, and a connecting seat for pivotally connecting the cantilever and fixing on a back plate of a screen, so that the screen can be angularly adjusted by rotating of the cantilever. Wherein the cantilever further has a first branch arm and a second branch arm respectively on one and the other end of it, a positioning frame connects between the first branch arm and the second branch arm, the positioning frame has a positioning portion to fix at least a decoration panel, a user thus can change for any of various patterns and figures according to his own fondness. And quality of the supporting rack can be elevated.