| Personal Information | |||||
| Name | Jon Tester | ||||
| Full Name | Raymond Jon Tester | ||||
| Date of Birth: | Aug 21, 1956 | Birthplace: | Havre, Montana | ||
| Date of Death: | Living | 69 yrs old | Place of death: | |||
| Religion: | Unknown | ||||
| Office Held: United States Senator | |||||
| Political Party: | Democratic | ||||
| State Represented: | Montana | Senate Class: | 1 | ||
| Date entered office: | Jan 3, 2007 (50 yrs old) | Preceded by: | Conrad Burns | ||
| Date left office: | Jan 3, 2025 (68 yrs old) | Reason: | Lost reelection | ||