The invention discloses a ceiling sightseeing external camera for an automobile. The ceiling sightseeing external camera comprises a device base, wherein a front seat is connected to the front part of the device base, and a back seat is connected to the rear part of the device base; three sets of sucking disks are respectively attached to the bottom of the device base, the bottom of the front seat and the bottom of the back seat; a battery set is connected to the front seat; a horizontal-steering motor is detachably connected to the device base; an output shaft of the horizontal-steering motor is connected with a platform; a longitudinal-steering motor is connected to one end of the platform, and a wire holder is connected to the other end of the platform; an output shaft of the longitudinal-steering motor is matched with the camera; a USB connector is externally connected to the camera; a controller housing is also externally connected to the wire holder; and a horizontal-steering knob and a longitudinal-steering knob are mounted on the controller housing. The ceiling sightseeing external camera for the automobile disclosed by the invention can be arranged on an automobile ceiling after a sunroof is opened, and after PC equipment is connected, scenery outside the automobile on the way is shot; and the ceiling sightseeing external camera can enable the shooting angle to be flexibly adjusted, is good in view field, free from limit by an automobile window, and clear and convenient in shooting.