David "Davey" Hartwell is a minor character in Stephen King's novel, It.
Hartwell was the main organizer of the lumbermen talking of organizing in the summer of 1905. He is described as being loved by most men due to his magnetism, and "walked like he owned half of the world and had him a deadlock on the rest." He checked into the Brentwood Arms Hotel with Claude Heroux, Andy DeLesseps, and Amsel Bickford the night before their murder likely at the hands of It, or It influencing William Mullers men: Tinker McCutcheon, Floyed Calderwood, Lathrop Rounds, David Grenier, and Eddie King.
Hartwell was found floating in the Kanduskeag with his legs cut off, with his mouth distended and expression of horror and pain. Seven of his toes fell out of his mouth when his body was discovered, and it is unknown if he lost the other three in his work, or if he had swallowed them. the word "UNION" was pinned to the back of him.