The present disclosure relates to wire grippers, wire processing apparatuses, and wire processing methods. An example wire gripper comprises a gripper body, a wire supply in the gripper body and supplying a wire, a wire cutting section including a cutter that cuts the wire supplied from the wire supply, a pressure roller below the wire supply and providing a guide groove to guide the wire supplied from the wire supply, a twister on a side of the pressure roller, and a reloader that drives an end of the wire to move from the wire supply to the twister. The twister holds and twists the end of the wire guided by the pressure roller.