Nijinska, Bronislava, 1891-1972, Russian ballet dancer and choreographer; sister of Vaslav Nijinsky. She studied at the Imperial Ballet School in St. Petersburg and then joined the Maryinsky Theatre. In 1909, she moved to Diaghilev's Ballet Russe, where she danced in the entire repertory. Although she left the company to teach during World War I, she returned in 1921 as a choreographer. She later choreographed for numerous European and American companies. Her ballets Les Noces (1923) and Les Biches (1924) are frequently performed.