Iva Bittová (born July 22, 1958) is a Czech avant-garde violinist, singer and composer of Romani ethnicity. She began her career as an actress in the mid 1970s, appearing in several Czech feature films, but switched to playing violin and singing in the early 1980s. She started recording in 1986 and by 1990 her unique vocal and instrumental technique gained her international recognition. Since then, she has performed regularly all over Europe, the United States and Japan, and has made over eight solo albums.
In addition to her musical career, Bittová has continued acting and still occasionally appears in feature films. In 2003 she played the part of Zena in ?elary, a film nominated for Best Foreign Language Film at the 2004 Academy Awards.