Carlos Eugênio Simon (born 3 September 1965) is a Brazilian ex-FIFA football referee.

He was selected for the 2010 FIFA World Cup and was chosen to officiate the match between England and the United States on 12 June.

[1] Carlos Simon was born on the small town of Braga, Rio Grande do Sul, on 3 September 1965.

He earned a bachelor's degree in journalism from the Pontifical Catholic University of Rio Grande do Sul.

He participated in the 2000 Olympic Games, the 2002, 2006 and 2010 FIFA World Cup Qualifying Tournaments, and every Copa Libertadores competition since 2000.