List of number-one singles of 1977 (Ireland)

This is a list of singles which have reached number one on the Irish Singles Chart in 1977.

24 Number Ones
Most weeks at No.1 (artist): ABBA (5)
Most weeks at No.1 (song): "Knowing Me, Knowing You" - ABBA (5)
Most No.1s: all artists 1 Number One each

See also

1977 in music
Irish Singles Chart
List of artists who reached number one in Ireland
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