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