Carmen Sarahí (born June 29, 1981) is a Mexican voice actress, musical theater and singer, known for performing both the acting and singing voice of Elsa in Frozen: A Frozen Adventure and its sequel . In 2020, she became the first voice actress from Latin America to make a presentation at the Oscars. It consisted of interpreting the song "Into the Unknown" , together with Idina Menzel , Elsa's original voice, and the singer Aurora, in the company of Elsa's voices in different languages.