A motorcycle license plate support including a coupling portion and a support portion. The coupling portion is coupled to a rear fender of the motorcycle and includes a display surface that is visible through an aperture defined by the rear fender. The support portion depends from the coupling portion and includes first and second projections that house portions of a detent assembly. A coupling member is pivotably coupled to the support portion by the detent assembly and includes a first portion engaging the detent assembly and a second portion that is movably coupled to the first portion. The second portion is moveable to adjust a length of the coupling member to accommodate differently sized license plates, and the coupling member is pivotable with respect to the support portion between extended and folded positions.