Donaldson
Crewman Donaldson was an engineer serving on board the  in 2368. 

When Chief Engineer La Forge's enthusiasm about participating in the first soliton wave test was not shared by Worf and Data, La Forge tried to talk with Donaldson about it, feeling that as a fellow engineer, he might be more interested than they were. ()

Humans
Starfleet operations personnel
USS Enterprise (NCC-1701-D) personnel
Starfleet enlisted personnel