3 referees are in soccer and football
They are technically called assistant referees.
Referees
Soccer referees are graded by levels, not by classes. Informally, a referee might be considered "Class A" if they are certified International referees.
The answer is obviously. Yes.
A soccer referee earns about 750 dollars a game.
3 ref.
Northwest Indiana Soccer Association of Referees
Soccer players Referees Assistant Referees Coaches Management Substitutes Ball personnel First Aid personnel Ground Keepers Ground Officials Spectators
A red card, or ejection
One referee 2 assistant referees and in senior league games a 4th official who monitors subs and time management
Referees in football, basketball and soccer use a whistle for various signals.