A method of notifying a print job to safely and conveniently share the print job, a printer and a printing system using the same are provided. The print job information notifying system includes a printer driver transmitting a print job and a designated use information, a print job information storage unit receiving the print job and the designated user information from the printer driver and storing the same, and a print job management unit notifying the designated user that the print job is stored according to contact information if the designated user information includes the contact information of the designated user.