Joel Antonio Aguilar Chicas (born July 2, 1975) is a Salvadoran football referee who currently resides in San Salvador. He has been a full international referee for FIFA since 2001.
He was selected as a referee for the 2007 FIFA Under-20 World Cup in Canada, where he refereed the matches between the United States and South Korea on June 30, 2007, New Zealand and Gambia on July 5, 2007, and Austria and Chile on July 8, 2007.
Aguilar was selected as a referee for the 2010 FIFA World Cup. However, he did not officiate in any matches during the tournament. He was one of the four so-called 'reserve officials' that would act only as 4th officials and replace active referees if needed due to injury.
He was selected as a referee for the first leg of the 2011 CONCACAF Champions League Final, contested by Rayados de Monterrey and Real Salt Lake in Monterrey, Mexico. Also in 2011, Aguilar was selected for the 2011 CONCACAF Gold Cup including the Final at the Rose Bowl Stadium in Pasadena, California. This match featured Mexico against the United States with Mexico winning the match 4–2.