Félix Alexander Borja Valencia is an Ecuadorian footballer, who last played for El Nacional in the Ecuadorian Serie A. He is nicknamed the "kangaroo", or "the cobra of Ecuador", for the spring in his jump. His height makes it easy to score goals for his club and country.
He was included in the Ecuador for the 2006 FIFA World Cup. He played in several of the 2006 FIFA World Cup qualifying matches for the Ecuadorian national team, including the game against Uruguay which confirmed their passage to Germany 06. He made one appearance at the tournament against Germany, where they were defeated 0–3.