John W. Vaudreuil is a former United States Attorney for the Western District of Wisconsin. He worked for U.S. Justice Department for 38 years, first as an assistant U.S. attorney in Wisconsin’s Western District where he prosecuted criminal cases. He was appointed the U.S. Attorney for Wisconsin’s Western District in August 2010 by President Barack Obama. He resigned in March 2017 when then-Attorney General Jeff Session called for his resignation, along with 45 other U.S. attorneys.