Last name 왕 (Wang 
, Tai , 旺 , and others...) , around the world, is a prevalent cognomen. The surname 왕 is habitual in China, where it is a prevalent surname, Cayman Islands, and Bermuda (explore the name in all countries). In absolute terms, it is the most numerous in China, the United States, and Taiwan.
| VARIANT | COUNTRY |
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| Wang, Tai | Taiwan, China, India, Malaysia, United States |
| 旺, 汪 | China |
| 王 | United States, China |
| Sei | Indonesia, China, India, Malaysia, United States |
| 왕 | South Korea |
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왕건 founder of the Goryeo Dynasty (877-943), KP (b. 877) |
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| 왕자지 Korean naval commander (1066-1122), KP (b. 1066) |
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| 이왕 Korean crown prince (1612-1645), KR (b. 1612) |
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| 왕수복 North Korean singer, KP (b. 1917) |
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| 왕상은 South Korean politician, KR (b. 1920) |
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왕빛나 South Korean actress, KR (b. 1981) |
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왕지혜 actress, KR (b. 1985) |
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왕기춘 judoka, KR (b. 1988) |
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왕지원 South Korean actor and ballet dancer, KR (b. 1988) |
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왕지윤 KR (b. 1986) |
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| 왕수영 KR (b. 1937) |
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왕석현 South Korean actor, KR |
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| 왕영은 South Korean singer, KR (b. 1959) |
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| 왕창욱 North Korean politician, KP (b. 1960) |
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| 왕종근 KR (b. 1954) |
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