Chapin
Lieutenant Chapin was an operations division officer assigned to the  in 2259 of an alternate reality.

He was on duty on the bridge during 's and 's space jump from the Enterprise to the . He monitored Kirk's flight route and informed  about debris in Kirk's flight path.

Chapin was present and standing behind Spock when the Vulcan contacted his prime reality counterpart for information regarding Khan. 

In 2260, he was still serving at his operations station on the bridge when the Enterprise embarked on their five-year mission. ()

Humans
Starfleet operations personnel
USS Enterprise (NCC-1701) personnel (alternate reality)