The usual number of girls that play on the field during a U9 soccer game is 6 players.
Each team is allowed 11 players at one time only.
11 a side, same as everywhere else
11 players play for each team in a soccer match (including the goalkeeper.)
It depend on what they play 5 4, 5 3, 5 5,there are many ways to play one is 12 people.
22, eleven per team (10 field players and the goalkeeper).
There are 11 players for each team in a pro soccer game. (including the goalie). Unless someone gets a card and has to come off. Then they play short.