Mia Colt served on the Hawking prior to being transferred to the USS Enterprise in 2254. (EV comic: "Nor Iron Bars a Cage") Commander Anne Gauvreau was offered command of the Hawking at some point in the late 2250s or early 2260s. She turned down this offer, as she had expected to be offered command of the Constitution-class USS Yorktown. (TOS novel: Prime Directive) Elizabeth Cassady was given command of the ship in 2270 at the urging of James T. Kirk. (TOS - Mission's End comic: "Issue 5")