Amelia Vega Horford (née Vega Polanco; born 7 November 1984) is a Dominican model, actress, writer, singer, and beauty pageant titleholder who was crowned Miss Universe 2003. After winning the Miss Universe title, she became the first ever Dominican entrant to become Miss Universe. At the age of 18, she was the youngest winner to be crowned Miss Universe since 1994; also, standing at 6 feet 2 inches (1.88 m), Vega is the tallest Miss Universe on record.
Vega is the daughter of Otto Miguel Vega Rasuk, a doctor, and Patricia Victoria Polanco Álvarez, a licensed pilot and beauty pageant titleholder who also represented the Dominican Republic in Miss World 1980. Both of her parents are from Santiago de los Caballeros. Her father is son of the lawyer, professor, and vice-rector of the University of Santo Domingo Miguel Ángel Vega Acevedo, who was brother of writer and college professor Vanessa Vega de Bonnelly.