Christopher (Lieutenant)
Lieutenant Christopher was a Starfleet operations officer who who served on the  in the mid-23rd century. 

In 2258, Christopher was among the crewmembers who volunteered to stay on the Discovery and accompany Michael Burnham into the 32nd century, with no chance of return. He was presumed dead by Starfleet afterwards, based on the testimonies of the  senior officers. ()

In 3190, Christopher filled in for Lt. Commander Ronald A. Bryce at the communications station on the bridge of the  while Bryce was serving as consultant aboard the . Christopher's time on the bridge included missions to Alshain IV and Deep Space Repair Beta Six. ()

During Discoverys stay in the orbit of Ni'Var, Christopher was working together with Lieutenant Ina on something related to the Dark Matter Anomaly. ()

Lt. Christopher later served at communications during the mission to evacuate Radvek V, coordinating Discoverys communication with the colony's magistrate. ()

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Humans
USS Discovery personnel
Starfleet operations personnel