evidence: If you were born in Northern Ireland before 1 January 2005, you are entitled to claim Irish citizenship. This means that you can choose to be an Irish citizen and apply for an Irish passport if you want to. [...] If either of your parents was an Irish or UK citizen at the time of your birth, you are automatically an Irish citizen if you were born in Ireland. If you were born in Northern Ireland to an Irish or British parent, you can choose to be an Irish citizen. [...] If you were born in Ireland on or after 1 January 2005 and neither of your parents were Irish or UK citizens, your entitlement to Irish citizenship by birth depends on your parents’ residence status and history.