Sofía (Sophia Margarita Victoria Frederica; Greek: Σοφία Μαργαρίτα Βικτωρία Φρειδερίκη, romanized: Sofía Margaríta Viktoría Freideríki; born 2 November ) is a member of the Spanish royal family who was Queen of Spain from to as the wife of King Juan Carlos I until his abdication.