1863 Chicago mayoral election

1863 Chicago mayoral election
← 1862 April 21, 1863 1865 →
 
Nominee Francis Cornwall Sherman Thomas Barbour Bryan
Party Democratic National Union
Popular vote 10,252 10,095
Percentage 50.39% 49.62%

Mayor before election

Francis Cornwall Sherman
Democratic

Elected mayor

Francis Cornwall Sherman
Democratic

In the Chicago mayoral election of 1863, Democrat Francis Cornwall Sherman won reelection, defeating National Union (Republican) nominee Thomas Barbour Bryan by an extremely narrow quarter percent margin.