Abstract: Disclosed are a split bristle and a cleaning brush having the split bristle. The split bristle includes a bristle body having a main body part and plural cleaning parts installed at the same end of the main body part, and the cleaning part is formed and protruded from an end of the main body part and the cleaning part has an outer diameter smaller than half of the outer diameter of the main body part. In actual use, a free end of the leaning part touches a user's skin to be cleaned. With the special structure of the bristle body, the cleaning part can be used to clean the pore dirt on the user's skin effectively, so as to improve the efficiency and effect of cleaning the user's skin by the bristle body.