1980 Ku-ring-gai state by-election
# 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

| Date | Event |
| - | - |
| 4 July 1980 | John Maddison resigned. |
| 11 August 1980 | Writ of election issued by the Speaker of the Legislative Assembly and close of electoral rolls. |
| 18 August 1980 | Day of nomination |
| 13 September 1980 | Polling day |
| 26 September 1980 | Return of writ |

## Results

1980 Ku-ring-gai by-election Saturday 13 September :

| Party | Party | Candidate | Votes | % | ±% |
| - | - | - | - | - | - |
| | Liberal | Nick Greiner | 15,681 | 68.7 | +3.2 |
| | Independent | Brian Buckley | 7,152 | 31.3 | |
| Total formal votes | Total formal votes | Total formal votes | 22,833 | 96.1 | -1.9 |
| Informal votes | Informal votes | Informal votes | 917 | 3.9 | +1.9 |
| Turnout | Turnout | Turnout | 23,750 | 71.1 | -19.9 |
| | Liberal hold | Liberal hold | Swing | +3.2 | |

Labor did not nominate a candidate.

