Worldwide, 正 (正 
, Tadashi 
, Чингис 
) is a widespread principally male, but scarcely feminine first name. The first name 正 is characteristic of China, where it is quite a common primarily masculine, but scarcely female name, Kazakhstan, where it is quite a rare male name, and Japan. Measured by absolute frequency, the name is most common in China, Japan, and Russia. Likewise, 正 is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| 正 | China |
| Tadashi | Brazil, United States, Taiwan, Japan, China |
| Чингис | Kazakhstan, Ukraine, Belarus, Kyrgyzstan, Russia |
正 is also a name for the fictitious and mythical characters: Cao Zheng , the Water Margin character; Tadashi Hamada , the character in Disney's Big Hero 6 and Wang Zheng , the Water Margin character.
| 周正 Ming dynasty person CBDB = 198635, CN (b. 1431) |
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居正 Chinese politician (1876–1951), CN (b. 1876) |
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花谷正 Japanese general (1894-1957), JP (b. 1894) |
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兼子正 Japanese flying ace, JP (b. 1912) |
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韓正 Chinese politician, CN (b. 1954) |
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| 金久 正 Japanese linguist and folklorist (1906-1997), JP (b. 1906) |
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| 工藤正 Japanese politician, JP (b. 1923) |
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| 若菜 正 JP (b. 1925) |
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| 柳井 正 Japanese businessman, JP (b. 1949) |
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| 宮澤正 Japanese voice actor, JP (b. 1955) |
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| 三原正 Japanese boxer, JP (b. 1955) |
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| 西 正 Japanese businessperson, JP (b. 1958) |
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| 郭正堂 geologist, CN (b. 1964) |
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| 河島正 Japanese manga artist (1969-2010), JP (b. 1969) |
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| 李正 CN (b. 1967) |
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