1751 in Ireland

Events

• 5 October – the title Earl of Upper Ossory is created in the Peerage of Ireland in favour of John FitzPatrick, 2nd Baron Gowran.
• The house which will become Áras an Uachtaráin is built in Phoenix Park, Dublin, by the park's Chief Ranger, politician Nathaniel Clements, to his own design.

  Arts and literature

• The actress Peg Woffington begins a 3-year residence in her native Dublin at Thomas Sheridan's Smock Alley Theatre.

  Births

• September – William Hare, 1st Earl of Listowel, peer and MP.
• 19 October – Charles Edward Jennings de Kilmaine, soldier in France.
• 30 October – Richard Brinsley Sheridan, playwright and statesman.
• Undated – Edward Marcus Despard, British colonel turned revolutionary.

  Deaths

• 19 April – Peter Lacy, soldier, imperial commander in Russia.