See Jefferson for other articles with titles that contain, either by relationship or by coincidence, this character's surname.

Carl Jefferson was a male human in Starfleet in the 23rd century. In 2268, he held the rank of commodore and was assigned to Starbase 27. That year, Jefferson informed Captain James T. Kirk of a Starfleet investigation of Captain Jack Casden, following the near-destruction of his ship, the USS Sphinx. Shortly thereafter, Jefferson was reassigned, though his new assignment was unknown. (TOS novel: Cloak)

Starbase 27 personnel
	S. Chumbley • C. Jefferson • Lewis • Devereaux • R. Meryddin