Blacktip may refer to:
Australian blacktip shark, an Oceanian shark Blacktip grouper, a widely distributed grouper Blacktip reef shark, an Indo-Pacific shark Blacktip sawtail catshark, a West Pacific shark Blacktip shark, a widely distributed shark Blacktip tope, an Indo-West Pacific shark Blacktip trevally, a jack fish Smooth tooth blacktip shark, a Gulf of Aden shark Euchloe charlonia, a butterfly sometimes called the blacktip Blacktips (FXFL), an American football team