| Election Name: | 1889 Chicago mayoral election |
| Type: | presidential |
| Ongoing: | no |
| Previous Year: | 1887 |
| Next Year: | 1891 |
| Election Date: | April 2, 1889 |
| Image1: | DeWitt Clinton Cregier old portrait (1).jpg |
| Nominee1: | DeWitt Clinton Cregier |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 57,340 |
| Percentage1: | 54.93% |
| Nominee2: | John A. Roche |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 46,328 |
| Percentage2: | 44.38% |
| Mayor | |
| Before Election: | John A. Roche |
| Before Party: | Republican Party (United States) |
| After Election: | DeWitt Clinton Cregier |
| After Party: | Democratic Party (United States) |
In the Chicago mayoral election of 1889, Democrat DeWitt Clinton Cregier defeated incumbent Republican John A. Roche, winning a majority of the vote and a margin of victory in excess of ten percent.
The election was held on April 2, 1889.[1]
Cregier backed strongly by trade unions.[2] John Peter Altgeld threw his backing behind Cregier's candidacy.[2]
Creiger received 76.86% of the Polish-American vote, while Roche received 23.07%.[3]