Nadia Sirota (New York) is an American viola player.

Sirota is best known for her singular sound and expressive execution, coaxing solo works from the likes of Nico Muhly, Daníel Bjarnason, Judd Greenstein, Marcos Balter and Missy Mazzoli. Her debut album First Things First was released in 2009 on New Amsterdam Records and cited as a record of the year by The New York Times, and her second album, Baroque, was released in March 2013. In 2012, she recorded Nico Muhly's "Drones & Piano" with pianist Bruce Brubaker; it appears on the Bedroom Community recording Drones