The walls and fortifications around Dublin were raised by the Ostmen in the 9th Century and the majority of the cities in Ireland remained subject to incursions by native clans until the seventeenth century. The defences of Dublin would eventually fall into disrepair but continued to serve a purpose as late as 1762 when the auction of the rights to collect tolls at each of the then seven city gates raised £4,000 for the city.

Below are the historic Gates of Dublin along the city's ancient boundaries:

• St Werburgh's Gate (Le Pole Gate)
• St Nicholas Gate
• New Gate
• Wormwood Gate (Gormund-gate; Ormond-gate)
• Bridge-gate
• Dame's-gate (Essex-gate)
• St. Audoen's gate (behind St. Audoen's Church
  St. Audoen's Church
  St. Audoen's Church is the church of the parish of St. Audoen in the Church of Ireland, located south of the River Liffey at Cornmarket in Dublin, Ireland. This was close to the centre of the medieval city. The parish is in the Diocese of Dublin and Glendalough. St. Audoen's is the oldest parish...
  
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• Winetavern Gate