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Events from the year 1930 in Ireland.
Incumbents
- Governor-General: James McNeill
- President of the Executive Council: W. T. Cosgrave (CnaG)
- Vice-President of the Executive Council: Ernest Blythe (CnaG)
- Minister for Finance: Ernest Blythe (CnaG)
- Chief Justice: Hugh Kennedy
- Dáil: 6th
- Seanad: 1928 Seanad
Events
- John Dulanty begins a 20-year spell as Ireland's High Commissioner (later, Ambassador) to London.
- 31 December – Mayo County Council is dissolved by ministerial order for refusing to appoint Miss Letitia Dunbar-Harrison to the position of county librarian on the grounds that she is a Protestant.
Arts and literature
- 1 July – George Shiels' play The New Gossoon is premiered at the Abbey Theatre, Dublin.
- 28 August – a painting by the Dutch artist Rembrandt, found in an Irish cottage, is authenticated.
- 17 November – W. B. Yeats' 1-act play The Words Upon The Window Pane is premiered at the Abbey Theatre, Dublin.
- Samuel Beckett's first separately issued work, the poem Whoroscope, is published by Nancy Cunard's Hours Press in France.
- George Moore publishes Aphrodite in Aulis and A Flood.
- 'Æ' (George William Russell) publishes Enchantment, and Other Poems.