Stabilizer support for crutches and/or walking sticks, comprising a cylindrical body (1) with vertical axis within which there is a seat destined to receive a portion of a crutch or walking stick (S). The stabilizer support comprises more extractable feet (5) which, in a retracted position, are vertical and are inside the said body (1) while, in the extracted position, are spread apart and are external to the said body (1) thus forming a stable base of the stabilizer support. Furthermore, the stabilizer support comprises a knob (6) through which a slide (4) is made to vertically move inside the said body (1), the said feet (5) being connected with the said slide (4).