The present disclosure discloses an electronic cigarette. The electronic cigarette comprises a first cover body and a second cover body interconnected with the first cover body. The first cover body comprises a main body and a cover plate rotatably connected to the main body. The main body is formed with an oil refilling passage communicated with the second cover body. The cover plate covers or uncovers a port of the oil refilling passage. The present disclosure provides an electronic cigarette with convenient oil refilling.