The utility model relates to the technical field of lamps, in particular to a ceiling lamp with the height of a lamp holder convenient to adjust. Comprising a fixing disc, an embedded box is arranged at the top of the fixing disc, a lamp holder used for installing a lamp is arranged at the bottom of the fixing disc, a supporting and connecting mechanism is arranged between the lamp holder and the fixing disc, and the lamp holder and the supporting and connecting mechanism are detachably connected in a clamped mode. According to the ceiling lamp with the height of the lamp holder convenient to adjust, the lamp holder is installed on the fixing disc through the supporting and connecting mechanism to form a ceiling lamp structure, and the lamp holder and the supporting and connecting mechanism are detachably designed in a clamping mode, so that a user can conveniently adjust the installation height of the lamp holder according to actual requirements, and meanwhile the user can conveniently replace and maintain the lamp holder in the later period; and popularization and use are facilitated.