Who is Raphael Claus?
Raphael Claus is a Brazilian football referee, born in 1979 in Santa Barbara.
He is one of two Brazilian referees officiating at the tournament, with Wilton Sampaio also making the trip.
Clauss currently represents the Brazilian Serie A league, refereeing over 40 games in the last 12 months.
He has, however, blown his whistle in international tournaments.
Clauss was chosen to referee the Under-20 World Cup in June 2019, taking charge of the semi-final match between Ukraine and Italy.
Since then, the 43-year-old has officiated in several Copa America games, including the third-place match between Colombia and Peru.
More recently, Clauss has overseen plenty of South American World Cup Qualifying matches, most notably watching both Colombia and Chile miss out.
He has refereed Argentina three times in the last 12 months, producing 19 yellow cards in that time.