Doyle Vaca
Juan Doyle Vaca Mendoza is a Bolivian football defender who currently plays for Guabirá in the Liga de Fútbol Profesional Boliviano.
National team
Vaca made his debut for the Bolivian national team on October 7, 2001 in a World Cup qualifying match against Ecuador, as a 32nd-minute substitute for Sergio Rogelio Castillo. Since then he has scored once for the national squad.International goals
| No | Date | Venue | Opponent | Score | Result | Competition |
| 1. | 3 September 2005 | Estadio Hernando Siles, La Paz, Bolivia | 1–1 | 1–2 | 2006 FIFA World Cup qualification |