John J. Choi (born June 2, 1970) is an American attorney and politician who has served as the county attorney of Ramsey County, Minnesota since 2011. He served as Saint Paul City Attorney from 2006 to 2010. Choi is a first-generation Korean American immigrant and the first Korean American to serve as a county attorney in the United States. He has gained attention for his office's successful prosecutions of human trafficking and for his support of criminal justice reform efforts.