A coin dispenser including a coin storing unit (1) and a coin extractor (3), the casing of which (4) demarcates a cylindrical chamber (5) with side outlet (6) for the exit of coins, in which there is housed a rotary driving disc (7) which has a series of cavities (8) closed, on the side opposite to that occupied by the coin storing unit, by a base disc (9) forming stops (14) opposite the rotation direction of the driving disc (7). The disc has retractable parts (13) which, together with the stops (23), control the exit of coins driven in the cavities (8).