Lynceus (disambiguation)
Lynceus was a king of Argos, succeeding Danaus on the throne. Lynceus or Lynkeus may also refer to:

 Lynceus of Samos, Greek writer
 Josef Popper-Lynkeus (1838-1922), Austrian scholar and inventor
 Lynceus, name of multiple Greek mythological figures. Lynceus (crustacean), a crustacean genus