Celina Consuela Gabriella Carvajal (born January 30, 1980), known professionally as Lena Hall, is an American actress and singer. She originated the role of Nicola in the Broadway musical Kinky Boots and won the Tony Award for her performance as Yitzhak in the 2014 revival of Hedwig and the Angry Inch, which also earned her a Grammy nomination for the musical's official album. She made history by becoming the first person to play both Hedwig and Yitzhak in the same production during the national tour of the musical in 2016. Her other Broadway credits include Cats, 42nd Street, Dracula, the Musical and Tarzan, the Musical. Hall has also starred in Off-Broadway productions such as Radiant Baby, Bedbugs!!!, Rooms: A Rock Romance, The Toxic Avenger, Prometheus Bound, Chix6, Little Shop of Horrors, and the 2017 original play How to Transcend a Happy Marriage.

Hall has appeared in films such as Sex and the City (2008), The Graduates (2008), Born from the Foot (2009), The Big Gay Musical (2009), and Becks (2017), for which she received widespread critical acclaim. She has also appeared on TV shows like ABC's All My Children, HBO's Girls, Amazon Prime's Good Girls Revolt, and voiced the role of Countess Coloratura on My Little Pony: Friendship Is Magic. In 2020, she joined the cast of TNT's science fiction epic Snowpiercer as Miss Audrey.

Hall was the lead singer of the band The Deafening, they released an album with original songs in 2012 titled Central Booking. In 2015, Hall released her first solo album, Sin & Salvation: Live At the Carlyle.