Vicki

One of the First Doctor's companions, an eighteen-year-old Earth girl (last name unknown) from the 25th-century, who found herself stranded on Dido after a space crash.  She was rescued by the First Doctor, Ian Chesterton, and Barbara Wright, who helped her expose the evil designs of her companion, Bennett.  Vicki then accompanied the First Doctor, Ian and Barbara in their journeys.  She met the Romans, the Menoptera, the Crusaders, the Xerons, and the Rills (whose robots she nicknamed "Chumblies").  She fought the Zarbi, the Saracens, the Moroks, the Daleks, the Meddling Monk and the Drahvins.  During the Trojan War, Vicki eventually fell in love with Troilus and adopted the name of Cressida, followed him to found a new city after the fall of Troy.