A brake handle having a supporting frame, a handle and a push unit; wherein: the supporting frame has a receiving space; a piston is installed in the receiving space; the handle has a first sliding groove; the push unit has a second sliding groove; the second sliding groove is installed with an adjusting unit; the handle and push unit are pivoted to the supporting frame; the handle and push unit are pivoted to the supporting frame; the push unit resists against the piston; the adjusting unit passes through the first sliding groove and second sliding groove so as to pivotally install the handle and the push unit; and a screw rod is screwed to the adjusting unit. The screwing operation of the screw rod with respect to the adjusting unit will adjust an elevation of the handle.