The 1867 Wanganui by-election was a by-election held on 29 April 1867 in the Wanganui electorate during the 4th New Zealand Parliament. The by-election was caused by the resignation of the incumbent, John Bryce, who had resigned because of ill-health. He was replaced by Henry Shafto Harrison, who had previously represented the district. Hutchison, who came second, was the editor of The Chronicle.