Ireland

 has participated in the contest once, debuting in the 1st edition.

OWSC #1
managed to qualify into the final with 5th place and 70 points, but didn't do so well in the final, getting the 12th place with only 39 points in the final. It was represented by Jedward with the song What's Your Number?.

Contestants

 * XX on Finals denotes an unsuccessful attempt to qualify to the final.
 * XX on Semi-Finals denotes an auto-qualification to the final.

Voting history
has given the most points to... (finals only)

has received the most points from... (finals only)

has given the most points to... (semi-finals only)

has received the most points from... (semi-finals only)