- Source: 1980 Ku-ring-gai state by-election
A by-election was held for the New South Wales Legislative Assembly seat of Ku-ring-gai on 13 September 1980. It was triggered by the resignation of John Maddison (Liberal).
By-elections for the seats of Bankstown and Murray were held on the same day.
Dates
Results
Labor did not nominate a candidate.
See also
Electoral results for the district of Ku-ring-gai
List of New South Wales state by-elections