Mazie Ford, American supercentenarian
American supercentenarians are citizens or residents of the United States who have attained or surpassed 110 years of age. As of January 2015, the Gerontology Research Group (GRG) had validated the longevity claims of 782 American supercentenarians. As of 29 March 2022, it lists the oldest living American born person as Spanish emigrant, María Brañas Morera, (born in San Francisco, California on March 4, 1907), aged 115 years, 25 days. The oldest American resident is listed as Bessie Hendricks, (born in Carroll County, Iowa on November 7, 1907), aged 114 years, 142 days. The longest-lived person ever from the United States is Sarah Knauss, of Hollywood, Pennsylvania, who died on December 30, 1999, aged 119 years and 97 days.