Abstract: A multi-stage adjustable mirror support in a car has a sucker covered by a sucker cover and a post on the sucker. The post passes through the sucker cover. A press body which is on the sucker cover connects the post pivitedly. The front of the sucker cover receives a gear seat. The gear seat has a chamber to receive a gear, a hole and a recess. A lower link has two parallel side plates to receive the front of the sucker cover. The upper end of the lower link receives the lower end of the middle link pivitedly. An upper link has two parallel side plates to receive the upper end of the middle link pivitedly. The interspace between the upper ends of the spaced side plates receives two arms of a swivel. The swivel has a ball end and two parallel arms. Each arm has a central hole. The interspace between two parallel arms receives a gear seat. The gear seat has a chamber to receive a gear, a hole and a recess. The upper link, the gear seat and the swivel are connected pivotedly.