Rapunzel
From Memory Alpha, the free Star Trek reference.
Rapunzel is an Earth fairy tale about a girl kept in a high tower who is later rescued by a prince.
Commander William T. Riker refered to Manua Apgar who was living isolated with her husband, Tanugan scientist Doctor Nel Apgar on the Tanuga IV science station as "a princess in a very high tower". (TNG: "A Matter of Perspective")
