Abstract: The present disclosure provide an outdoor lamp holder. The outdoor lamp holder includes a bulb engaging with a bulb fixing seat, a light guide pole received in the bulb, and a lamp holder assembly comprising an LED light board, a tail female terminal, a wire, a tail inserted sleeve, and a tail inserted body. One end of the bulb fixing seat away from the bulb has a protrusion with threads. The LED light board, the tail female terminal, and the wire electrically are connected in turn. The wire and the tail female terminal fixedly are connected in a riveted manner. The tail female terminal is assembled with the tail inserted sleeve. Connection points between the tail female terminal and the LED light board are arranged inside the tail inserted sleeve. The tail inserted body sleeves around the tail inserted sleeve.