Citizens of the following countries can stay for up to 90 days without a visa.
Andorra, Antigua and Barbuda, Argentina, Australia, Austria, Bahamas, Barbados, Belgium, Belize, Bolivia, Botswana, Brazil, Brunei, Bulgaria, Canada, Chile, Costa Rica, Croatia, Cyprus, Czech Republic, Denmark, Dominica, El Salvador, Estonia, Fiji, Finland, France, Germany, Greece, Grenada, Guatemala, Guyana, Holy See, Honduras, Hong Kong, Hungary, Iceland, Ireland, Israel, Italy, Japan, Kiribati, Latvia, Lesotho, Liechtenstein, Lithuania, Luxembourg, Macau, Malawi, Malaysia, Maldives, Malta, Mexico, Monaco, Nauru, Netherlands, New Zealand, Nicaragua, Norway, Panama, Paraguay, Poland, Portugal, Romania, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines, Samoa, San Marino, Seychelles, Singapore, Slovakia, Slovenia, Solomon Islands, South Africa, South Korea, Spain, Swaziland, Sweden, Switzerland, Taiwan, Tonga, Trinidad and Tobago, Tuvalu, United Kingdom, Uruguay, USA Vanuatu, Vatican and Venezuela.
Nationals from Bahrain, Belarus, Bosnia and Herzegovina, China, India, Kazakhstan, Kuwait, Montenegro, Oman, Qatar, Russia, Saudi Arabia, Serbia, Turkey, Ukraine, UAE and Uzbekistan can enter Ireland is they have entered the UK and have a visa valid for 180 days.
Irish visa information
Irish embassies and consulates
Foreign Embassies and Consulates in Ireland