To provide an approaching person information recording device, which can properly identify an approaching person coming close to a monitoring target even if appearance feature quantities including a face image of the approaching person are changed, and an approaching person intimidation device using the approaching person information recording device.

The approaching person information recording device detects biological information of the approaching person in addition to capturing an image of the approaching person coming close to the monitoring target, and stores the captured image information and the detected biological information while associating them mutually. By comparison between the recorded biological information and biological information of the approaching person detected each time, a history of the captured and recorded image information is confirmed.