Democratic-nominated Michigan Supreme Court Justice Diane Hathaway resigned in 2013 after an ethics complaint was filed against her. She was subsequently sentenced to one year in prison for bank fraud after hiding assets to allow for a short sale on her Grosse Pointe home.
Sources:
“Hathaway Pleads Guilty To Felony”, Inside MIRS Today, January 29, 2013.
Emily Lawler, “Deaths, drugs and skullduggery: A brief history of Michigan political scandals“, MLive, August 21, 2015; Updated August 24, 2015.