Nikolai and brother, Sergei, trained with their father. They became dancers with Russian Imperial Ballet. Nikilia Legat danced with Imperial Ballet 1888-1914 and with Mariinsky Ballet, but had a flare for choreography & preferred to teach. Nikolai succeeded Petipa as ballet master, later he became the director of the Imperial school. Nikolai preserved the works of Marius Petipa. His students included Agrippina Vaganova, Tamara Karsavina, Mikhail Fokine, Vaslav Nijinsky and Adolph Bolm. In 1923, Nikolai replaced Cecchetti as ballet master for Diaghilev’s Ballets Russes in France. In 1926, Nikolai opened his own school in London. There his student list included, Alexandra Danilova, Margot Fonteyn, Ninette de Valois, Anton Dolin. Nikolai Legat died in London; his wife, Nadine Nicolaeva, continued to run the school. Nadine had been a Prima Ballerina for Imperial, State theatres of Moscow and St. Petersburg. She was also a gifted choreographer.