# Robert W. Mattson Jr. *American lawyer and former Minnesota state official* Robert W. (Bob) Mattson Jr. (born May 31, 1948) is an American lawyer and member of the Democratic–Farmer–Labor Party who held statewide elective office in [[Minnesota]].[^1] He was Minnesota's [[state auditor]] for a single term, 1975 to 1979, and [[Minnesota State Treasurer]] from 1983 to 1987.[^1] Outside public office, he has interests in business ventures in Florida, Colorado and Canada.[^1] His father, Robert W. Mattson Sr., held the office of [[Minnesota Attorney General]].[^1] ## Early life and education Mattson is a native of Virginia, Minnesota.[^1] He finished secondary school at Bloomington Kennedy High School in Bloomington, Minnesota. He then graduated from Harvard University in Cambridge, Massachusetts, and from William Mitchell College of Law in Saint Paul.[^1] ## Political career Mattson won election as State Auditor when he was 26. That made him the second-youngest person to reach statewide office in Minnesota. Only [[Jim Lord]], who was elected State Treasurer at 25, was younger.[^1] Mattson held the auditor's office for one term, from 1975 to 1979. He later returned to statewide office as State Treasurer and served from 1983 to 1987.[^1] ## Business ventures His business interests include the Michelbob's Championship Ribs restaurants in Naples, Florida, and Cochrane Air Service, which is based in Cochrane, Ontario, Canada.[^1] ## Personal life Mattson is married to Marge, and the couple has two children.[^1] ## Notes [^1]: Wikipedia contributors, *Robert W. Mattson Jr.* (revision 1356623410, retrieved 2026-10-25) — birth date, birthplace, party, offices and terms, age at election, education, business ventures and family, as stated in the cached revision. <https://en.wikipedia.org/wiki/Robert_W._Mattson_Jr.>