Who invented drinking cup?

As the drinking cup existed before the recorded history, hence the original inventor of the drinking cup is not known. The drinking cup would have been a  improvement over drinking liquids with cupped hands. Different types and examples of drinking cups have been found dating in very early history. Pre-historic cups could be made from a variety of materials like shells, animal horns, carved rocks, hollowed out gourds and even skulls. More modern cups were made out of various types of wood, paper, glass and different types stones available in various places.