The 1873 Collingwood by-election was a by-election held on 9 December 1873 in the Collingwood electorate during the 5th New Zealand Parliament.
The by-election was caused by the resignation of the incumbent MP Arthur Collins on 8 October 1873.[1]
The by-election was won by William Gibbs, who had narrowly lost the previous 1868 by-election to Collins.[2][3]
Gibbs was elected unopposed.[4]