James Newberger is an American politician who served as a member of the Minnesota House of Representatives from 2013 to 2019. A member of the Republican Party, he represented District 15B in the state's central part. He was the Republican nominee for the United States Senate in 2018, losing in a landslide to incumbent Democrat Amy Klobuchar.

The 2018 United States Senate election in Minnesota took place on November 6, 2018, to elect a United States Senator from Minnesota. Incumbent Democratic–Farmer–Labor U.S. Senator Amy Klobuchar was reelected in a landslide, defeating Republican state House of Representatives member Jim Newberger. This election was held alongside a special election for Minnesota's other Senate seat, which was held by Al Franken until he resigned in January 2018. U.S. House elections, a gubernatorial election, State House elections, and other elections were also held.