The invention provides a portable microwave ablation hemostat. The portable microwave ablation hemostat comprises a master control module, wherein the master control module is connected with a DC-DC module, a man-machine interaction module, a microwave power source, a cooling system, a temperature measurement module, a GPS module and a communication module; the DC-DC module is connected with an AC-DC module and a battery; the man-machine interaction module comprises an input module and a display module, and the input module and the display module are connected to the master control module together; the temperature measurement module comprises a temperature sensor, a signal conditioning part and an ADC which are connected in sequence, and the ADC is connected to the master control module; the cooling system comprises a monitoring module, a drive module, a motor and a pump head which are connected in sequence, and the monitoring module is connected with the master control module; the GPS module comprises a receiving antenna, a front LNA, a filter and a GPS processing chip which are connected in sequence, and the GPS processing chip is connected to the master control module.