Elisavet Vakalidou (known as Betty) [Ελισάβετ (Μπέττυ) Βακαλίδου, 1950] is a Greek transsexual, one of the best-known transgender people in Greece, who publicly displayed her identity and fought for the rights of homosexuals and transgender people. She participated in the founding of the first Greek homosexual movement in Greece, A.K.O.E. (Gay Liberation Movement of Greece), has written two autobiographical books and has appeared in theater and cinema. She was also nominated as "Person of the Year" (2007) during the "European Year of Equal Opportunities for All".

Filmography