John Bruce Coghill Jr. (born August 15, 1950) is an American politician who served as a member of the Alaska Senate, representing North Pole and other communities in the Fairbanks North Star Borough. First elected to the Alaska House of Representatives in 1998, he was appointed to his Senate seat in 2009 and was the Senate's majority leader from 2013 to 2016. During his Senate tenure, he served as Rules Committee chairman. In 2020, he lost re-election by 14 votes to fellow Republican Robert Myers Jr., who defeated him in the state's Republican primary election.