Andrew Byerly Birge
Andrew Byerly Birge served as the Acting, Interim and Court-appointed U.S. Attorney for the Western District of Michigan from January 2017 to May 2022, and as the Acting U.S. Attorney from January to June 2025. He served for the entirety of President Donald Trump's first term, the first third of President Joseph Biden's term, and the first five months of President Trump's second term. An Acting U.S. Attorney serves for a short duration by virtue of their senior position in the office upon a vacancy in the U.S. Attorney position, and here Birge was also subsequently appointed Interim U.S. Attorney by Attorney General Jeff Sessions in November of 2017 and then appointed U.S. Attorney by the U.S. District Court for the Western District of Michigan on March 16, 2018. He served until his Presidentially nominated and Senate-confirmed successor, Mark Totten, was sworn in on May 5, 2022.