Abstract: The present invention relates to an apparatus for absorbing an impact of a starter, and in particular to an apparatus for absorbing impact of a starter which is capable of is capable of concurrently absorbing an impact in an axial direction and an impact in a rotational direction which are generated when driving a starter at an initial stage, enhancing an operational efficiency of a starter based on an impact absorption in the axial direction and rotational direction and preventing a crack or damage of a planetary gear which rotates a ring gear of an engine in a starter.