USS Excalibur (NCC-1664) personnel
The following personnel served aboard the   in 2268. 

It was that year that her entire crew was murdered by the M-5 multitronic unit during a Starfleet war games problem, of which twelve were killed during the initial attack by the . ()

Named 
 Captain 
 Lieutenant

Unnamed

First officer  
The ship's first officer was an early casualty of the battle. He was named among the casualties Commodore Wesley reported to Starfleet Command. ()

Unnamed individuals
Unnamed Starfleet personnel (23rd century)