Aleksandra Ekster, Polish-French painter and set designer (d. 1949)
Aleksandra Aleksandrovna Ekster (née Grigorovich) (Russian: Алекса́ндра Алекса́ндровна Эксте́р, Ukrainian: Олекса́ндра Олекса́ндрівна Е́кстер; 18 January 1882 – 17 March 1949), also known as Alexandra Exter, was a Russian and French painter and designer.

As a young woman, her studio in Kiev attracted all the city's creative luminaries, and she became a figure of the Paris salons, mixing with Picasso, Braque and others. She is identified with the Russian/Ukrainian avant-garde, as a Cubo-futurist, Constructivist, and influencer of the Art Deco movement.