John Bohlinger, Jr. (born April 21, 1936) is an American businessman and politician who served as the 33rd Lieutenant Governor of Montana from 2005 to 2013. He ran for the office as a Republican on a bipartisan ticket headed by Democratic gubernatorial candidate Brian Schweitzer. Schweitzer and Bohlinger were elected to the governorship and lieutenant governorship in 2004; both were reelected in 2008. Due to term limits, they were unable to run in the 2012 election. Bohlinger switched to the Democratic Party in 2013.