A by-election was held for the New South Wales Legislative Assembly electorate of East Sydney on 15 July 1879 because Alexander Stuart resigned.[1] Stuart had been appointed agent-general however he was unable to take up the position due to financial difficulties.
| Date | Event | |
|---|---|---|
| 25 November 1879 | Alexander Stuart resigned. | |
| 26 November 1879 | Writ of election issued by the Speaker of the Legislative Assembly.[2] | |
| 15 December 1879 | Nominations | |
| 17 December 1879 | Polling day | |
| 23 December 1879 | Return of writ |