Eithne

LÉ Eithne was an offshore patrol vessel and former flagship of the Irish Naval Service. She was distinctive because she was designed as a Helicopter Patrol Vessel with a flight deck for a SA365F Dauphin helicopter, and because she was built at Verolme Dockyard in Cork. Oireachtas records and naval histories emphasize her special place as the last Naval Service vessel built in Ireland. Although HiWars currently labels her as a corvette, her practical role was long-range patrol, fisheries protection, presence, and later humanitarian support.

Eithne's design reflected Ireland's need for an offshore patrol ship with greater reach and flexibility than smaller patrol craft. Open-source specifications list a full-load displacement around 1,920 tonnes, an 84.8-meter length, a Bofors 57 mm gun, 20 mm cannon, machine guns, and aviation facilities. Helicopter operations were most relevant in the early part of her career and later declined as Ireland shifted maritime aerial surveillance toward fixed-wing CASA CN235 patrol aircraft. The flight deck still made the ship unusual within the Irish fleet.

Eithne's value was not measured by missile armament but by endurance, presence, and national symbolism. She represented Ireland at international events, deployed to South America in 2006 for commemorations connected to Admiral William Brown, and later joined Mediterranean migrant-rescue operations. She was decommissioned in July 2022 after 38 years of service. The ship's story is therefore a good example of how small navies use patrol vessels for sovereignty, diplomacy, humanitarian response, and maritime security rather than high-end fleet combat.