The invention relates to the field of oil drilling equipment and particularly relates to a multi-functional mandrel hanger. The technical scheme is that the multi-functional mandrel hanger comprises ahanger body, a lower section of the hanger body is connected to a metal sealing structure, an upper section of the hanger body is connected to a rubber sealing structure, a lower end of the hanger body is provided with a sleeve thread for connecting a sleeve, an upper end of the hanger body is provided with a trapezoidal thread for connecting a pick-up tool, an inner wall of the hanger body is provided with a lower step for setting a pressure test plug and an upper step of setting an oil pipe hanger, and the upper step is located above the lower step. The invention provides the multi-functional mandrel hanger with high sealing performance, and the problem that an existing hanger has poor sealing performance and cannot hang various devices is solved.