To provide a ball distributor with which a lot of balls as baseball are speedily distributed to a lot of pitching machines.

The balls as baseball are successively conveyed through an entire passage 11 to the side of a stoker 13. Ball suppliers 10 are connected to the entire passage 11 and each time the balls as baseball conveyed through the entire passage 11 arrive at positions connected with the respective ball suppliers 10, these balls are led into the respective ball suppliers 10. At the respective ball suppliers 10, it is discriminated whether or not these introduced balls as baseball are kinds allocated to pitching machines 130 connected to these ball suppliers 10 and the kinds of balls as baseball allocated to these pitching machine 130 are sent put to the pitching machines 130 but the balls of baseball excepting for these kinds are sent out to the downstream position of introduction passage of the entire passage 11 and led into the ball supplier 10 on the next state.