Dennis Castillo Romero (born April 30, 1993) is a Costa Rican footballer who plays for Sporting Football Club in Liga FPD. Prior to playing for Sporting, Castillo played for Pérez Zeledón in Liga FPD, the Colorado Rapids in Major League Soccer and the Charlotte Independence in the United Soccer League. Castillo also played college soccer for the VCU Rams, and was part of the development academy for Deportivo Saprissa, one of the top clubs in Costa Rica.