August 1856 Cumberland (South Riding) colonial by-election

A by-election was held for the New South Wales Legislative Assembly electorate of Cumberland South Riding on 21 August 1856 because Elias Weekes resigned in August 1856 after winning his appeal against his defeat in Northumberland Boroughs.

Result
Elias Weekes resigned in August 1856 after winning his appeal against his defeat in Northumberland Boroughs.