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Who is the oldest person to have lived on Earth?

4 min read

The vast majority of people never reach 100 years old, so the record for the longest human lifespan is a rarity that has stood for over two decades. In the quest to find out who is the oldest person to have lived on Earth, one name consistently emerges as the most verified supercentenarian in history.

Quick Summary

The oldest person to have lived on Earth was Jeanne Calment, a Frenchwoman who passed away at the age of 122 years and 164 days. Her record, authenticated by a rigorous validation process, has stood since her death in 1997, though some debate its authenticity.

Key Points

  • Longest Lifespan: Jeanne Calment of France holds the record for the longest authenticated human lifespan, living to 122 years and 164 days.

  • Verification and Controversy: Her age has been rigorously verified, though some controversial theories have attempted to dispute her record.

  • Unconventional Lifestyle: Calment's lifestyle included smoking and consuming chocolate and port wine, suggesting a strong genetic component to her extreme longevity.

  • Genetics and Environment: Scientists believe extraordinary longevity is a rare combination of strong genetics, environmental factors, and potentially a resilient mindset, as seen in Blue Zones research.

  • Supercentenarian: An individual who lives to be 110 years or older is called a supercentenarian, a distinction Jeanne Calment far exceeded.

  • Outlier Status: Calment's age remains a significant outlier in longevity, with the second-oldest verified person dying almost four years younger.

In This Article

Jeanne Calment: The Record Holder

Jeanne Louise Calment holds the Guinness World Record for the greatest authenticated age to which any human has ever lived. Born in Arles, France, on February 21, 1875, she died in a nursing home in the same city on August 4, 1997. Her documented lifespan of 122 years and 164 days is the longest ever verified. Her life spanned three centuries and saw dramatic changes, including the invention of the telephone, the invention of the airplane, and two world wars.

An Extraordinary Life

Calment’s life was filled with intriguing details that defied conventional wisdom about longevity. Unlike many who live to extreme old age, her lifestyle was far from ascetic. She reportedly enjoyed a diet rich in olive oil, chocolate, and a glass of port wine daily. She began smoking at age 21 and only quit at 117 because her poor eyesight prevented her from lighting her cigarettes herself. She remained physically and mentally active for most of her life, taking up fencing at 85 and cycling until she was 100.

Another famous anecdote from her life was her meeting with Vincent Van Gogh. As a 13-year-old girl in her family's fabric shop, she described the painter as being rude and “ugly as sin,” though she did not remember him selling many paintings at the time.

At 90, she entered into a 'viager'—a French real estate deal—with a lawyer. He agreed to pay her a monthly sum until her death, expecting to inherit her apartment in short order. However, Calment outlived him by 30 years, and his family was required to continue the payments.

The Science and Controversy Behind Longevity

For decades, Calment’s record has been the subject of both fascination and scientific inquiry. Researchers have studied her case to understand the biological factors that contribute to such an extraordinary lifespan. Some scientists believe that a rare combination of genetics, a stress-free mindset, and an engaging environment allowed her to defy typical health advice.

In recent years, however, her record has been challenged by researchers who proposed an identity switch theory. This theory suggests that Calment’s daughter, Yvonne, assumed her mother’s identity in 1934 to avoid inheritance taxes. A team of French experts who validated her age originally rebutted this, pointing to a vast amount of corroborating evidence, including census data and interviews with Calment herself. The controversy, while intriguing, has not officially invalidated her status as the oldest person ever.

How Calment Compares to Other Supercentenarians

Jeanne Calment's lifespan of 122 years and 164 days is an outlier, significantly longer than the next oldest verified individuals. The longevity of other top supercentenarians, both male and female, provides context for just how rare her age was.

Rank Name Age (Years, Days) Birth Date Death Date Country
1 Jeanne Calment 122 years, 164 days 21 Feb 1875 4 Aug 1997 France
2 Kane Tanaka 119 years, 107 days 2 Jan 1903 19 Apr 2022 Japan
3 Sarah Knauss 119 years, 97 days 24 Sep 1880 30 Dec 1999 United States
4 Lucile Randon 118 years, 340 days 11 Feb 1904 17 Jan 2023 France
5 Jiroemon Kimura (oldest male) 116 years, 54 days 19 Apr 1897 12 Jun 2013 Japan

Beyond the Record: The Study of Longevity

While records like Calment's capture public imagination, the broader field of gerontology focuses on understanding the aging process itself. Researchers study supercentenarians to identify potential genetic markers and lifestyle factors that could contribute to extreme longevity. Areas known as "Blue Zones," where people live measurably longer lives, offer additional clues. These communities, found in places like Sardinia, Italy, and Okinawa, Japan, often share characteristics such as a plant-based diet, regular physical activity, a sense of purpose, and strong social connections.

Research into the biology of aging continues to advance, exploring genetic pathways (like FOXO3A and APOE), cellular processes such as telomere maintenance, and the effects of lifestyle interventions like caloric restriction. While the secrets to Calment's extreme age are likely a complex mix of chance and genetics, her story highlights the astonishing potential of the human lifespan.

Conclusion

Jeanne Calment remains the benchmark for human longevity, and her story provides an extraordinary case study for the science of aging. While her record has faced scrutiny, the comprehensive verification process has ensured its standing. Her example shows that the path to a long life is not a one-size-fits-all formula and that a combination of factors, from genetics to attitude, plays a role. As research progresses, Calment's record reminds us of the fascinating biological frontiers that still exist within the human lifespan. The scientific community continues to analyze how people like her manage to thrive for so long and what lessons we can learn from their remarkable lives.

For more information on the science of supercentenarians, you can explore the research findings of the Gerontology Research Group.

Frequently Asked Questions

The oldest verified person to have lived on Earth is Jeanne Calment, a Frenchwoman who lived to the age of 122 years and 164 days.

Jeanne Calment was born on February 21, 1875, and died on August 4, 1997. Her life spanned from the late 19th century into the late 20th century.

Jeanne Calment's age was verified by demographers and gerontologists, including the Gerontology Research Group, based on numerous civil and public records, including census data from her hometown of Arles, France.

Yes, in recent years, some Russian researchers have put forth a theory suggesting that her daughter, Yvonne, assumed her identity. However, this theory has been largely discredited by the scientific community due to the strong documentation supporting Calment's age.

Contrary to what might be expected, Jeanne Calment's lifestyle was not strictly 'healthy'. She smoked for decades, drank port wine, and ate significant amounts of chocolate, leading many to believe that genetics played a major role in her longevity.

A centenarian is a person who lives to be 100 years old, while a supercentenarian is an individual who has reached the age of 110 or more. Jeanne Calment is an extreme example of a supercentenarian.

There is no single 'secret' to extreme longevity. Scientists believe it involves a complex combination of strong genetics, a resilient mindset, environmental factors, and potentially a healthy lifestyle, as evidenced by research into supercentenarians and 'Blue Zones'.

References

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Medical Disclaimer

This content is for informational purposes only and should not replace professional medical advice. Always consult a qualified healthcare provider regarding personal health decisions.