List of number-one singles of 1981 (Ireland)

This is a list of singles which have reached number one on the Irish Singles Chart in 1981.


 * 24 Number Ones
 * Most weeks at No.1 (song): "You Drive Me Crazy" - Shakin' Stevens (6)
 * Most weeks at Number One (artist): Shakin' Stevens (13)
 * Most No.1s: John Lennon, Shakin' Stevens (3)