Bathroom locker having sliding door

A bathroom locker having sliding doors is provided to be opened and closed smoothly in a narrow space by installing doors in a slider portion to be moved along a rail portion and a guide groove plate. A bathroom locker having sliding doors includes a guide groove plate, rail portions(14), and a slider portion(16). The guide groove plates are installed on an upper plate(8) and a lower plate of the locker to make a receiving space(4) closed and opened by sliding doors(6). The rail portions(14) are installed on guide groove plate installed on the lower plate of the locker to be opposed to each other. A slider door(6) whose vertical and horizontal movements are guided by the guide groove plate and the rail portion(14) is installed in the slider portion(16).