The invention provides a fatigue driving evidence collection method and device based on data collection and analysis of driving record. The provided method and device can solve the problems that there is no practical technical means or equipment to collect the evidences of fatigue driving on site and the requirements of onsite traffic law execution cannot be satisfied. The method sequentially comprises the following steps (1) collecting the vehicle driving data in the data recorder of a vehicle; (2) subjecting the vehicle driving data to sand box isolation protection and storage; (3) collecting the registration information of the vehicle and position information of traffic law execution location, and storing; (4) analyzing the vehicle driving data, and judging whether the driver is in a fatigue driving state or not; (5) if the driver is in a fatigue driving state, collecting the information of the driver, and storing the information. The provided device comprises a collecting and transmitting component, a data safe storage module, a data analysis module, an image data collecting module, a display module, and a wireless communication module.