Born in 1975

A selection from Wikipedia's '1975 in Ireland'. Not a complete list.

• 30 January – Charles Haughey was brought back onto the Fianna Fáil party front bench.
• 14 March – Pierre Trudeau, the prime minister of Canada, paid a brief visit to Ireland and held bilateral talks at Dublin Castle.
• 17 April – Mary Immaculate College, Limerick, and Our Lady of Mercy College, Carysfort, became recognised colleges of the National University of Ireland.
• 14 May – Cork-born writer Patrick Galvin's We Do It For Love, a satire on The Troubles, opened at the Lyric Theatre, Belfast.
• 18 June – Danny O'Hare became acting director of the National Institute for Higher Education, Dublin; a day later, the governing body first met.
• 7 October – Tom Murphy's play The Sanctuary Lamp opened at the Abbey Theatre, Dublin to religious controversy.
• 12 October – Oliver Plunkett, the 17th-century Archbishop of Armagh, was canonised by Pope Paul VI in Rome.
• 28 December – George Best played a League of Ireland match for Cork Celtic against Drogheda.

Source: Wikipedia (CC BY-SA 4.0)

• Pet Rock
• Dungeons & Dragons
• Evel Knievel