An electric motor coil winder is provided. A cutting length of a wire used for an electric motor coil is controlled according to the location of a slot formed at a stator inside an electric motor so that a wasted wire can be reduced and a manufacturing cost and energy thus can be reduced, a cutting cover is installed at a cutting part to prevent a cut wire from popping up and protect the inside of the cutting part, and the length of a wire required for a process is set to enhance production efficiency.