How tall was John F. Carroll?

John F. Carroll is commonly listed at 8 ft 8 in (264 cm).

Severe curvature of the spine kept his standing height near 8 ft. The figure here is the height he would have had with a normal spine.

John F. Carroll’s 8 ft 8 in (264 cm) is very tall for a US man: more than 95 in 100 US men are shorter.

John F. Carroll is taller than the average US woman by 3 ft 4.5 in (102.8 cm). Tallest to shortest in this lineup.John F. Carroll: 8 ft 8 in (264 cm). Average US man: 5 ft 9 in (175.1 cm). John F. Carroll is taller than the average US man by 2 ft 11 in (88.9 cm). Average US woman: 5 ft 3.5 in (161.2 cm). John F. Carroll is taller than the average US woman by 3 ft 4.5 in (102.8 cm).John F. Carroll is taller than the average US woman by 3 ft 4.5 in (102.8 cm). Tallest to shortest in this lineup.John F. Carroll: 8 ft 8 in (264 cm). Average US man: 5 ft 9 in (175.1 cm). John F. Carroll is taller than the average US man by 2 ft 11 in (88.9 cm). Average US woman: 5 ft 3.5 in (161.2 cm). John F. Carroll is taller than the average US woman by 3 ft 4.5 in (102.8 cm).

John F. Carroll beside others

John F. Carroll is one of the 29 record holders we have heights for: Robert Wadlow (8 ft 11 in) stands 3 in (8 cm) taller and Mikel Ruffinelli (5 ft 4 in) is 3 ft 4 in (102 cm) shorter.

More record holders, most looked up first

Where this height comes from

8 ft 8 in (264 cm)

A commonly listed height, as Wikipedia gives it, with no date or method, so shoes and rounding may be part of the number.

Source: Wikipedia

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Cite this page
APAHeightvs. (2026, November 3). How tall was John F. Carroll? 8 ft 8 in (264 cm) vs you. https://heightvs.com/how-tall/john-f-carroll
MLA“How Tall Was John F. Carroll? 8 ft 8 in (264 cm) vs You.” Heightvs, 3 Nov. 2026, heightvs.com/how-tall/john-f-carroll.
Chicago“How Tall Was John F. Carroll? 8 ft 8 in (264 cm) vs You.” Heightvs. Last modified November 3, 2026. https://heightvs.com/how-tall/john-f-carroll.
Link<a href="https://heightvs.com/how-tall/john-f-carroll">How tall was John F. Carroll? 8 ft 8 in (264 cm) vs you (Heightvs)</a>

For the height itself, cite the original publisher as well: Wikipedia.

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John F. Carroll, 8 ft 8 in (264 cm), drawn to scale beside the average US man, 5 ft 9 in (175 cm), and the average US woman, 5 ft 3.5 in (161 cm)