Chaco frog

Chaco frog may refer to:


 * Chaco horned frog (Chacophrys pierottii), a frog in the family Ceratophryidae found in the Chaco of northern Argentina, eastern Bolivia, and western Paraguay
 * Chaco tree frog (Hypsiboas raniceps), a frog in the family Hylidae found in Argentina, Bolivia, Brazil, Colombia, French Guiana, Paraguay, and Venezuela