An automatic wrapping material change-over apparatus having a plurality of bobbins each with a wrapping material wound thereon and functioning to change-over from one bobbin from which the wrapping material is being drawn out, to another bobbin and cut simultaneously the wrapping material from the one bobbin and that from the another bobbin upon detection of a mark register between both wrapping materials, in which the thus-cut end of the wrapping material from the another bobbin follows the thus-cut end of the wrapping material from the one bobbin.