Battus polystictus is a species of butterfly from the family Papilionidae that is found in Brazil, Paraguay, Uruguay and Argentina.

The larvae feed on Aristolochia brasiliensis, Aristolochia fimbriata and Aristolochia triangularis.

Subspecies: 

• Battus polystictus polystictus (Brazil: Paraná, Santa Catarina, Rio Grande do Sul, Paraguay, Uruguay, Argentina: Misiones, Corrientes to Buenos Aires) Möhn, 1999, Butterflies of the World 5: 7, plate 9, figures 1-4, plate 19, figures 1-2.
• Battus polystictus galenus (Fruhstorfer, 1907) (Brazil: Minas Gerais, São Paulo, Espirito Santo, Rio de Janeiro) Möhn, 1999, Butterflies of the World 5: 7, plate 9, figures 5-6.