Hrafnhildur Marta Guðmundsdóttir, cellist, has appeared as a soloist, chamber musician and with orchestras in Europe and the United States. She has performed as a soloist with the Icelandic Symphony Orchestra and the North Iceland Symphony Orchestra and appeared as principal cellist with orchestras such as the Aspen Opera Orchestra in Colorado and Aurora Festival Symphony Orchestra in Stockholm. Hrafnhildur has received awards from foundations such as the Jean-Pierre Jacquillat Memorial Fund, the Rotary Foundation in Iceland, Leifur Eiriksson Foundation, as well as Fellowships from the Thor Thors Foundation and the Leifur Eiriksson Foundation. She has been a finalist in competitions such as the NSAL instrumental competition, the National Society of Arts and Letters Competition in Indianapolis and the Indianapolis Matinee Musicale Competition. As a part of the Kuttner String Quartet, Hrafnhildur has served as string quartet-in-residence at Indiana University as well as the Beethoven Haus in Bonn. Her playing can be heard on Naxos recordings of previously unpublished chamber music sketches by Beethoven that were a part of Naxos 2020 release of the complete works of Beethoven for his 150th Jubileum.

Hrafnhildur studied at the Iceland Academy of the Arts with Sigurgeir Agnarsson and Gunnar Kvaran, the Royal Danish Academy of Music with Morten Zeuthen and Jacobs School of Music, Indiana University with Brandon Vamos. She plays a cello made by Gary Garavaglia and a bow by James Tubb.