Cary Anthony Stayner is an American serial killer and the older brother of kidnapping victim Steven Stayner. He was convicted of the murders of four women between February and July 1999: Carole Sund, her teenage daughter Juli Sund, and their teenage traveling companion Silvina Pelosso; and Yosemite Institute naturalist Joie Ruth Armstrong. The murders occurred in Mariposa County, California, near Yosemite National Park. Stayner was sentenced to death for the four murders and is still on death row at San Quentin Penitentiary in California.