Dun Laoghaire, duhn LAIR uh, is a town on the east coast of Ireland. It lies 7 miles (11 kilometers) southeast of Dublin. Dun Laoghaire means the fort of Laoghaire in Gaelic. Laoghaire was an Irish king in the A.D. 400's. Dun Laoghaire is a residential area for people who work in Dublin. It also has some light industries. It is a center of fishing, yachting, and other tourist activities. The town has some Victorian architecture, but most of its buildings are modern.