People · Judicial branch · District courts
William Walter Mercer
Judge, U.S. District Court for the District of Montana. Active service.
Confirmed 52 to 45Confirmed from the official record
- Appointed by
- Donald J. Trump
- Nominated
- July 15, 2025
- Senate Judiciary Committee hearing
- July 30, 2025
- Committee action
- Reported (favorably), September 11, 2025
- Senate vote
- Recorded vote, 52 to 45
- Confirmed
- October 22, 2025
- Commissioned
- November 6, 2025
- American Bar Association rating
- Well Qualified
Born 1964, as the Federal Judicial Center prints it.
Source: Federal Judicial Center, Biographical Directory of Article III Federal Judges · This judge’s entry. Our copy saved October 16, 2026, fingerprint 92b677f26553b479.
All judges of the U.S. District Court for the District of Montana
Career, as the Federal Judicial Center prints it
- Attorney advisor, U.S. Department of Justice, 1994
- Assistant U.S. attorney, District of Montana, 1994-2001
- Adjunct faculty, Montana State University--Billings, 1996
- Adjunct faculty, University of Montana, 1997-1999
- U.S. attorney for the District of Montana, 2001-2009
- U.S. Department of Justice, 2005-2007; principal associate deputy attorney general, 2005-2006; acting associate attorney general, 2006-2007
- Private practice, Billings, Montana, 2010-2025
Yearly financial disclosure reports
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