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1866 New Hampshire Gubernatorial Election

New Hampshire · 2 candidates · See every 1866 Governor race

Who won the 1866 New Hampshire Gubernatorial Election?

Frederick Smyth won the 1866 New Hampshire Gubernatorial Election. Frederick Smyth received 35,137 popular votes (53.53%). The main challenger was John G. Sinclair (46.44%).

See the full head-to-head between Smyth and Sinclair

Smyth +7.1 pts · won by 4,656 votes
Frederick SmythRepublicanWINNER53.53%
35,137 votes
John G. SinclairDemocratic46.44%
30,481 votes
Popular-vote totals for governor elections are compiled from official state results (via Wikipedia); Louisiana shows the decisive round of its jungle primary.

Data last verified July 28, 2026.