Disclosed are a Bluetooth communication method and system which enable a Bluetooth device to be connected to other terminals without a pairing process and data to be transmitted through Bluetooth communication when the Bluetooth device is paired with any of a plurality of terminals having the same device information. The Bluetooth communication method includes receiving, by a receiving unit in a central communication server, communication information from a first terminal when the first terminal and a Bluetooth device are paired, transmitting, by a transmitting unit in the central communication server, the communication information to a second terminal having the same device information as the first terminal, and establishing, by the second terminal, a communication channel with the Bluetooth device, without the pairing process, on the basis of the received communication information.