Juan Pablo Arenas Nunez (born April 22, 1987) is a Chilean soccer player, who plays midfield. Arenas made his professional debut with Colo-Colo at the young age of seventeen against arch rival Universidad de Chile on August 1, 2004. Arenas still has not been able to find a regular spot on the first team. With the Chilean national team, Arenas has represented the team at the Sub-20 level playing in the 2007 South American Youth Championship in Paraguay. Although he was not a regular on the Chilean starting lineup, Arenas managed to score two goals. His first goal came against Colombia with a magnificent shot from near midfield to clinch the 5-0 Chilean victory. He is most likely to be part of the 2007 FIFA U-20 World Cup team Chile will send to Canada.