Susette's siblings also became professionals: Susan LaFlesche Picotte became the first Native American physician and founded the first privately funded hospital on an Indian reservation; and Rosalie LaFlesche Player became a financial manager for the Omaha nation, leasing grazing land that was excess to individual household needs. Marguerite LaFlesche Picotte was a teacher on the Yankton Sioux reservation, having married Charles Picotte. Their half-brother Francis LaFlesche became an ethnologist for the Smithsonian Institution, writing about the Omaha and the Osage, and making original recordings of their traditional songs.