Career
Born 1510 in Talavera de la Reina, Toledo. Juan Gregorio Bazán arrived to America, with its relative Francisco de Aguirre. Bazan settled in Panama, then he travels to Peru, to join the forces of Pablo de Meneses fighting against Captain Francisco Pizarro, during the civil war in Peru.
In 1568 Bazán was part of a contingent to explore the area Río Bermejo.
Bazán participated the foundations of cities Ciudad de Cañete, San Juan Bautista de la Rivera and San Miguel de Tucumán.