The utility model discloses a coin separator, include: for the sieve that horizontal tilt set up, the sieve surface is equipped with the sieve mesh that a plurality of confession coins passed, and the sieve is including front end that is located the top and the end that is located the bottom, have a slide of the same incline direction with the sieve, under the slide was located the sieve, including the front end that is located the top and the play coin end that is located the bottom, it had coin separate part to go out the coin termination, be located the terminal wind -force part of sieve, terminal directional front end is followed along the upper surface of sieve to the air -out of wind -force part, and being located the paper currency collecting box of sieve front end below, paper currency collecting box and sieve front end form the paper currency passageway that drops. The utility model discloses can carry out autosegregation to paper currency and coin. The utility model discloses can be applied to coin and paper currency separation.