Note: The players above the line played at least one game in this tournament, the players below the line were reserve players and did not compete in this tournament. Nevertheless the International Olympic Committee medal database exclusively credits them all as medalists. However the official report did not even count them as competitors.
Each country was allowed to enter a team of 11 players and they all were eligible for participation. Austria withdrew without playing a match. A total of 101(*) water polo players from 13 nations competed at the Paris Games: