Juan de Ortega

• Juan de Ortega (hermit), Spanish priest and hermit
• , 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