M. Aberth was a female Human Starfleet crewman who served aboard the USS Enterprise as a science specialist under Captain Christopher Pike in 2254.
That year, Aberth was officially reported as being among the casualties during an incident with the Kalars on Rigel VII, specifically one of the three who were reported killed during the mission. (TOS: "The Cage")
Five years later, her personnel file image appeared during the briefing on the Enterprise's return to the planet. (SNW: "Among the Lotus Eaters")
Aberth was depicted in a photo by an unknown actress.