Ettore Pignatelli (Italian) or Héctor Pignatelli (Spanish) may refer to:
Ettore Pignatelli, 1st Duke of Monteleone ( – 1535) Héctor de Pignatelli y Colonna, Duque de Monteleón (1572–1622), Duke of Monteleone (1620–1674), known as Héctor Pignatelli de Aragón y Cortés