James Hammerstein had one child (Oscar Andrew) with his first wife Basia, two children (Will and Jennifer) with his second wife Millette Alexander and one child (Simon) with his third wife Dena (Geraldine Sherman). He died in Manhattan after suffering a heart attack. James Hammerstein Hammerstein was the son of Oscar Hammerstein II, and his Australian-born second wife, Dorothy Kiaora Blanchard. He had four half-siblings, two through each of his parents' earlier marriages: William and Alice Hammerstein, and Henry and Susan Jacobson. The best known of these was Susan, whose husbands included Henry Fonda and Richard Widmark. Hammerstein attended George School in
James Hammerstein Richard Rodgers. The first play he produced was "Blue Denim", by James Leo Herlihy and William Noble, and the first play he directed was the comedy "Absence of a Cello" in 1964. The "New York Times" wrote: "James Hammerstein has staged the piece with a great deal of verve." His other directing credits include "The Indian Wants the Bronx", "Wise Child" and "Butley". Hammerstein directed the New York City Opera production of "The Sound of Music" in 1990. He co-directed the Rodgers and Hammerstein stage musical "State Fair" in 1996. Among the other Rodgers and Hammerstein musicals he directed were