Eirene
Eirene may refer to:
- Eirene (artist), 1st-century Greek artist
 - Eirene (daughter of Poseidon), in Greek mythology
 - Eirene (cnidarian), a genus of hydrozoans in the family Eirenidae
 - Eirene (goddess), the Greek personification of peace
 - Eirene (moon), a moon of Jupiter
 - Eirene (Rome character)
 - Eirene of Montferrat, Byzantine Empress consort
 - Eirene Mort (1879–1977), Australian artist and writer
 - Eirene White, Baroness White, (1909–1999), British politician