John Tester
| John A. Tester | |
|---|---|
| Member of the Wisconsin State Assembly from the Buffalo district | |
| In office January 1, 1883 – January 5, 1885 | |
| Preceded by | Martin W. McDonnell | 
| Succeeded by | Samuel Decius Hubbard | 
| Personal details | |
| Born | March 30, 1835 Rongellen, Grisons, Switzerland | 
| Died | May 26, 1918 (aged 83) Seattle, Washington, U.S. | 
| Resting place | Lake View Cemetery, Seattle | 
| Political party | Republican | 
| Spouse | Mathilda F. Tester (died 1934) | 
| Occupation | Merchant | 
| Military service | |
| Allegiance | United States | 
| Branch/service | United States Volunteers Union Army | 
| Years of service | 1861–1862 | 
| Rank | 1st Lieutenant, USV | 
| Unit | 6th Reg. Wis. Vol. Infantry | 
| Battles/wars | American Civil War | 
John A. Tester (March 30, 1835 – May 26, 1918) was a Swiss American immigrant, merchant, and Republican politician. He was a member of the Wisconsin State Assembly, representing Buffalo County in the 1883 session.