Hello how may I help you? How do I know who has won in a game of tag There is no definite ending to the game of tag. Usually the players get bored and stop playing. Doesn't someone have to win? No, but maybe the person who gets tagged the least will win but the is no definite winner. Oh okay I get it Is there anything else I can assist you with today? That's all, thanks! You are very welcome. have a good day Thank you. You too !