An electrostatic discharge circuit and a display panel are provided. The electrostatic discharge circuit comprises a first discharge unit and an associated discharge unit. An output terminal of the first discharge unit is coupled to a common terminal. A control terminal of the first discharge unit is coupled to a high voltage terminal or a low voltage terminal. An input terminal of the first discharge unit is coupled to an electrostatic input terminal. An input terminal of the associated discharge unit is coupled to the electrostatic input terminal, and an output terminal of the associated discharge unit is coupled to the control terminal of the first discharge unit.