Last name 簡 (Gang 
, Chien , 簡 , and others...) , around the globe, is a widespread cognomen. The family name 簡 is habitual in Cayman Islands, where it is a common surname, Malaysia, where it is quite a common surname, and Taiwan (explore the name in all countries). Not in comparison with a country's population, the name is most common in China, Malaysia, and Taiwan. Also, 簡 is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Chien, Gang | Malaysia, India, Taiwan, Vietnam, China |
| 簡 | China |
| Giản | Vietnam |
| 간 | South Korea |
| 簡義 TW (b. 1835) |
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簡又文 Historian and Chinese politician, CN (b. 1896) |
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簡炳墀 Hong Kong horse trainer and politician, CN (b. 1937) |
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簡錫堦 Taiwanese politician, TW (b. 1947) |
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簡太郎 Taiwanese politician, TW (b. 1947) |
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簡東明 Taiwanese politician, TW (b. 1951) |
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簡肇棟 Taiwanese physician and politician, TW (b. 1955) |
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| 簡文憲 Victim of post-war Taiwan's authoritarian regime, TW (b. 1909) |
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簡媜 Taiwanese essayist, TW (b. 1961) |
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簡立峰 Taiwanese businessman, TW (b. 1963) |
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| 簡悅強 Hong Kong politician, CN (b. 1913) |
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簡碧青 Taiwanese-Swiss cellist, TW (b. 1964) |
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簡余晏 Taiwanese politician, TW (b. 1967) |
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| 簡國賢 Victim of post-war Taiwan's authoritarian regime, TW (b. 1917) |
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簡文彬 Taiwanese conductor, TW (b. 1967) |
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