Idina Menzel (/ɪˈdiːnə mɛnˈzɛl/; born May 30, 1971) is an American actress and singer-songwriter. She rose to prominence when she originated the role of Maureen Johnson in the Broadway musical Rent, a role which she reprised for the 2005 feature film adaptation of the musical. She received a Tony Award nomination in 1996 for her performance in Rent. In 2004, she won the Tony Award for Best Leading Actress in a Musical for originating the role of Elphaba in the Broadway musical Wicked. She made her return to Broadway in the 2014 musical If/Then. She was nominated for the 2014 Tony Award for Best Leading Actress in a Musical for her performance in If/Then.

Menzel is also known for her recurring role of Shelby Corcoran, the biological mother of main character Rachel Berry, played by Lea Michele on the Fox musical comedy-drama TV series Glee, the 2007 Disney film Enchanted and as the voice of Elsa the Snow Queen in the 2013 Disney film Frozen, the highest-grossing animated film of all time, in which she sang the Academy Award-winning song "Let It Go". The song peaked at number five on the Billboard Hot 100 chart. Menzel is the only competitive Tony Award-winning actress to ever reach the top 10.