7 ft 8 in (234 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
Jóhann K. Pétursson is commonly listed at 7 ft 8 in (234 cm).
The tallest man on record in Iceland. He worked as a circus performer and actor.
Jóhann K. Pétursson’s 7 ft 8 in (234 cm) is very tall for a US man: more than 95 in 100 US men are shorter.
Jóhann K. Pétursson is one of the taller actors we have heights for: Sun Mingming (7 ft 9 in) stands 1 in (2 cm) taller and Verne Troyer (2 ft 8 in) is 5 ft 0 in (152.7 cm) shorter. All 1,404 ranked, tallest first.
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
Browse people for more comparisons.
| APA | Heightvs. (2026, November 3). How tall was Jóhann K. Pétursson? 7 ft 8 in (234 cm) vs you. https://heightvs.com/how-tall/johann-k-petursson |
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| MLA | “How Tall Was Jóhann K. Pétursson? 7 ft 8 in (234 cm) vs You.” Heightvs, 3 Nov. 2026, heightvs.com/how-tall/johann-k-petursson. |
| Chicago | “How Tall Was Jóhann K. Pétursson? 7 ft 8 in (234 cm) vs You.” Heightvs. Last modified November 3, 2026. https://heightvs.com/how-tall/johann-k-petursson. |
| Link | <a href="https://heightvs.com/how-tall/johann-k-petursson">How tall was Jóhann K. Pétursson? 7 ft 8 in (234 cm) vs you (Heightvs)</a> |
For the height itself, cite the original publisher as well: Wikipedia.