List of number-one singles of 1989 (Ireland)

• 31 number ones
• Most number ones: Jason Donovan (5)
• Most weeks at number one (song): "Especially for You" – Kylie Minogue and Jason Donovan, "Eternal Flame" – The Bangles, "Swing the Mood Again" – Various Artists, "Don't Know Much" – Linda Ronstadt and Aaron Neville, "Do They Know It's Christmas" – Band Aid II (3 weeks)
• Most weeks at number one (artist): Jason Donovan (8 weeks)

See also

• 1989 in music
• List of artists who reached number one in Ireland

Notes

References