6 ft 7.5 in (201.9 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
James Arness is commonly listed at 6 ft 7.5 in (201.9 cm).
A figure repeated without a date or a measurement. Where this height comes from
James Arness’s 6 ft 7.5 in (201.9 cm) is very tall for a US man: more than 95 in 100 US men are shorter.
James Arness is one of the taller actors we have heights for: Sun Mingming (7 ft 9 in) stands 1 ft 1.5 in (34.1 cm) taller and Verne Troyer (2 ft 8 in) is 3 ft 11.5 in (120.6 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
Photo: Steve Mays, CC BY 2.0, via Wikimedia Commons, cropped.
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| APA | Heightvs. (2026, November 3). How tall was James Arness? 6 ft 7.5 in (202 cm) vs you. https://heightvs.com/how-tall/james-arness |
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| MLA | “How Tall Was James Arness? 6 ft 7.5 in (202 cm) vs You.” Heightvs, 3 Nov. 2026, heightvs.com/how-tall/james-arness. |
| Chicago | “How Tall Was James Arness? 6 ft 7.5 in (202 cm) vs You.” Heightvs. Last modified November 3, 2026. https://heightvs.com/how-tall/james-arness. |
| Link | <a href="https://heightvs.com/how-tall/james-arness">How tall was James Arness? 6 ft 7.5 in (202 cm) vs you (Heightvs)</a> |
For the height itself, cite the original publisher as well: Wikipedia.