Nijinsky (; feminine: Niżyńska, plural: Niżyńscy) may refer to:
Vaslav Nijinsky (1890–1950), ballet dancer and choreographer Bronislava Nijinska (1890–1972), dancer, choreographer and teacher Kyra Nijinsky (1914–1998), ballet dancer Nijinsky (film) (1980) Nijinsky (horse), race horse Nijinsky Stakes (disambiguation), various horse races named after the above