John Gravlin is a character existing in the Stephen King universe.
Gravlin attended in the Bayview Consolidated High School in the early 1980s. He ran track for the school team, and dated fellow runner Nancy Arnault. On April 4, 1980, he and Nancy found the body of James Cogan on Moose-Lookit Island's Hammock Beach. He later went on to become the mayor of Moose-Lookit Island, and by 2005, he was planning to run for a seat in the Maine Senate.
- The Colorado Kid (mentioned)