5 ft 10 in (178 cm)
A commonly listed height: it appears across many profiles, but none says when or how it was measured, so shoes and rounding may be part of the number.
Kei Nishikori is commonly listed at 5 ft 10 in (178 cm).
A figure repeated without a date or a measurement. Where this height comes from
Kei Nishikori’s 5 ft 10 in (178 cm) is a little above average for a US man: about 64 in 100 US men are shorter.
Kei Nishikori is in the middle of the 53 tennis players we have heights for: Ivo Karlović (6 ft 11 in) stands 1 ft 1 in (33 cm) taller and Billie Jean King (5 ft 4.5 in) is 5.5 in (14 cm) shorter. All 53 ranked, tallest first.
Also listed at 5 ft 10 in: Eugenie Bouchard and Lleyton Hewitt.
A commonly listed height: it appears across many profiles, but none says when or how it was measured, so shoes and rounding may be part of the number.
Photo: si.robi, CC BY-SA 2.0, via Wikimedia Commons, cropped.
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| APA | Heightvs. (2026, November 3). Kei Nishikori height: 5 ft 10 in (178 cm), drawn beside you. https://heightvs.com/how-tall/kei-nishikori |
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| MLA | “Kei Nishikori Height: 5 ft 10 in (178 cm), Drawn Beside You.” Heightvs, 3 Nov. 2026, heightvs.com/how-tall/kei-nishikori. |
| Chicago | “Kei Nishikori Height: 5 ft 10 in (178 cm), Drawn Beside You.” Heightvs. Last modified November 3, 2026. https://heightvs.com/how-tall/kei-nishikori. |
| Link | <a href="https://heightvs.com/how-tall/kei-nishikori">Kei Nishikori height: 5 ft 10 in (178 cm), drawn beside you (Heightvs)</a> |