Locomotive headlamp with light supplementing and angle adjusting functions and railway locomotive

The embodiment of the utility model provides a locomotive headlamp with light supplementing and angle adjusting functions and a railway locomotive, the locomotive headlamp with the light supplementing and angle adjusting functions comprises a mounting frame, a lamp assembly and an angle adjusting assembly, and the mounting frame is mounted at a preset position of the locomotive; the lamp assembly is directly or indirectly mounted on the mounting frame, the lamp assembly comprises a light emitting main body and a light supplementing module connected with the light emitting main body, and the light supplementing module can supplement light to the light emitting main body; the angle adjusting assembly is connected with the lamp assembly and can adjust the light emitting angle of the light emitting main body in the lamp assembly, when the locomotive runs to a dim light environment in a mountainous area or a tunnel, the lookout effectiveness of crew members can be improved through light supplementing of the light