Robert Wadlow

American who was the tallest recorded person in history (1918–1940)

  • Fame65.0
  • Momentum13.0
  • Wikipedia181.5K
Source-basedBreakout
Lived 1918–1940, aged 22United States
  • Wikipedia
    56 languages
    Cross-language footprint
  • Era
    1918–1940
    Aged 22
  • Known for
    Circus Freaks and Side…
    2000
Summary
Updated 2026-08-27

8 feet 11 inches at his death — the tallest human being ever confirmed by measurement. A pituitary condition that never stopped, and a frame that kept expanding past every limit the body was built to hold.

Biography

About

Robert Pershing Wadlow was born February 22, 1918, in Alton, Illinois, a small city across the river from St. Louis. Hypertrophy of his pituitary gland flooded his system with growth hormone, and his body responded without brake or ceiling. By the time he died on July 15, 1940, at twenty-two years old, he stood 8 feet 11.1 inches and weighed 439 pounds. He grew up in Alton and never stopped growing in adulthood, his skeleton stretching past the architecture of normal human life. The condition that made him the tallest person in recorded history also ensured he wouldn't survive it long.

Deep cuts

Filmography

Low confidence
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The six component signals behind the Fame score, and their ranks across the leaderboards.

Fame
Rising
65.0
Composite of search demand, mentions, audience & graph footprint.
Score components
Momentum13.0
Historical29.2
Now attention65.0
Source confidence65.0
Completeness75.0
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Sources

  • Wikipedia
    wikipedia · en.wikipedia.org
    High confidence
  • Wikidata
    wikidata · wikidata.org
    High confidence
  • Pantheon 2.0
    database · pantheon.world
    High confidence