A reverse folding umbrella includes a cane body and a umbrella body; the cane body including a shaft and a handle; the umbrella body including a hollow tube, outer and inner fabric; the hollow tube having a grip disposed in one end thereof, and a top notch disposed in opposite end thereof; the top notch having a plurality of upper ribs connected around a peripheral edge thereof; one end of the upper ribs connected with reverted ribs; the reverted ribs connected with lower ribs; the lower ribs connected around a peripheral edge of a runner; the reverse folding umbrella that has the function of rain or sun shelter and walking cane.