Jeanne Louise Calment (21 February 1875 – 4 August 1997) was a French woman who reached the longest confirmed lifespan in history at 122 years, 164 days (44,724 days in total). Her lifespan has been thoroughly documented by scientific study; more records have been produced to verify her age than for any other case. She was the second verified and undisputed person to reach their 115th birthday (after Augusta Holtz), and the first verified and undisputed person to reach 116, 117, 118, 119, 120, 121, and 122. She remains the only person verified to have reached the ages of 120, 121, and 122.