Eurycles may refer to:
* ''
Proiphys'', a genus of herbaceous, perennial and bulbous plants, ''Eurycles'', in the family Amaryllidaceae
*
Caius Iulius Eurycles, a.k.a. Eurycles of Sparta, "Λακεδαιμονίων ηγεμόνα" (ruler of Spartans), a benefactor of Greek cities, and founder of the family of the Euryclids (1st century BCE)
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