Willemijn Verkaik is a Dutch singer and actress. She is best known for her stage roles in the musicals Wicked and Elisabeth, and for providing the voice of Elsa in the German version and the Dutch version of Disney's Frozen. Verkaik performed the role of Elphaba in the musical Wicked more than 2,000 times, the most of any actress, and is the only person to have played the role in three languages.