Natoma is a 1911 opera with music by Victor Herbert, famous for his operettas, and libretto by . It is a serious full-scale grand opera set in Santa Barbara, California in the "Spanish days" of 1820; the story and music are colored by "Indian" (Native American) and Spanish themes. It premiered in Philadelphia at the Metropolitan Opera House on February 25, 1911 and was later mounted at the New York Metropolitan Opera House on February 28, 1911. In Meredith Willson's account—his having been born in 1902, presumably not at first hand—