The Deck hand was an unnamed character in Jason takes Manhattan.
The Deck Hand warns everyone on the ship that Jason is on it, Charles doesn't believe him at all until later on in the film. He is killed by Jason in cold blood when he puts an axe in his back. His corpse along with the corpses of Miles Wolfe, Admiral Robertson, Wayne Webber, a crew member Wayne did not mean to kill, Jim Carlson, a boxer, Tamara Mason, Eva Watanabe, and J.J. Jarrett will be at the S.S. Lazarus at the bottom of the Atlantic Ocean forever.
He is Jason Voorhees' 80th victim.