Alexei Osipovich Ratmansky (b. August 27, 1968, Leningrad) is a choreographer and former ballet dancer. He is artist in residence at the American Ballet Theatre and the former director of the Bolshoi Ballet.
Ratmansky's choreographic career first became notable with his staging of the ballet Dreams of Japan for the State Ballet of Georgia in 1998. Dreams and Charms of Mannerism, choreographed in 1997, were both created for Nina Ananiashvili. Dreams earned the Golden Mask Award from the Theatre Union of Russia.
Ratmansky is noted for restaging traditionally classical ballets for large companies. His first three-act story ballet was Cinderella, created for the Kirov Ballet in 2002. Ratmansky's 2003 staging of The Bright Stream (also translated as "The Limpid Stream") for the Bolshoi Ballet led to his appointment as artistic director of that company the following year. While there he also made a full-length production of The Bolt, in 2005, and re-staged Le Corsaire and the Flames of Paris, in 2007 and 2008. In 2011, his choreograpgy of Prokofiev's Romeo and Juliet was premiered by the National Ballet of Canada in Toronto. The Critics' Circle in London has named the Bolshoi "Best Foreign Company" under Ratmansky's direction, in 2005 and 2007, and he received its National Dance Award for The Bright Stream.
Ratmansky received the 2005 Prix Benois de la Danse for choreography for Anna Karenina, put on for the Royal Danish Ballet, and the 2007 Golden Mask Award for Best Choreographer for Jeu de Cartes choreographed for the Bolshoi Ballet. His ballets for the New York City Ballet include Russian Seasons and Concerto DSCH , and for the American Ballet Theatre, On the Dnieper and Seven Sonatas.