How about these?
Uilleann Pipes (similar to bagpipes)
Harp (Often used as the the symbol of Ireland)
Banjo (originally from the USA, but traveled back to the British Isles to become part of that folk music).
Bodhran (hand-held drum, see our tutorial below)
Penny Whistle or Tin Whistle
Here’s a website that we recommend for it’s a short, sweet and accurate descriptions of the basic instruments heard in Celtic and Irish folk music.
Want to try a homemade, hands-on version of the bodhran; a drum that probably originated from a winnowing sieve for grain? We’ve got a post below where you can make and play your own version, complete with the special beater or tipper used it play it.