Ariane Rineheart is an actress, best known for her roles in Law & Order: Special Victims Unit (2017), Noah (2014) and Blue Bloods (2010).


Rinehart was born to plastic surgeon Gregory Rinehart and illustrator Nadine Sokol Rinehart. She grew up speaking English and Bulgarian at home. Rinehart has an older brother Ian, and the two are close. Rinehart started with ballet as an extra activity to do, but soon fell in love with it. She then started taking voice and acting lessons.

When she was 10 years old, Rinehart starred as Marta, the second youngest Von Trapp, in a professional production in the Sound of Music in St. Louis, where she was born. This was a precursor to her second role in The Sound of Music in 2013, which was watched by 18 million people on NBC. It was the first full-scale musical made for TV and performed live since 1957.

Rinehart graduated from Lindbergh High School in St. Louis, Missouri, and attended Barnard College, where she majored in sociology and minored in German. As part of the promotion for The Sound of Music Live!, she performed one of the songs live in the 2013 Macy's Thanksgiving Day Parade. Later in 2014, she appeared as Eve in the film Noah.

In 2016, Rineheart was cast in the role of Louisa O'Connor, the daughter of Liam O'Connor on the ABC thriller Quantico.