The 3M Open is a professional golf tournament in Minnesota on the PGA Tour, held at TPC Twin Cities in Blaine, a suburb north of Minneapolis. Announced by the PGA Tour in June 2018, the tournament debuted in 2019 on July 4–7. Minnesota-based company 3M is the title sponsor of the event.
It succeeded the 3M Championship, a PGA Tour Champions event for 26 years (1993–2018), held at TPC Twin Cities since 2001.