Juan de Ortega

Juan de Ortega may refer to:
 * Juan de Ortega (hermit) (1080–1163), Spanish priest and hermit
 * Juan de Ortega (bishop of Coria), bishop from 1479 to 1485
 * Juan de Ortega (bishop of Almería), bishop from 1492 to 1515
 * Juan de Ortega (bishop of Chiapas), bishop from 1539 to 1540
 * Juan de Ortega (mathematician), 16th-century Spanish mathematician