Cognomen Tschira (Чира 
, Tschira 
) , around the globe, is a rare last name. The cognomen Tschira is characteristic of Switzerland, where it is a rare surname, Germany, and Poland, where it is a very rare surname. Not in comparison with a country's population, it is the most numerous in Germany, Switzerland, and Russia. Very seldom, Tschira is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Чира | Russia, Ukraine |
| Tschira | Brazil, Poland, Germany, Switzerland |
| caspar tschira (b. 1721) |
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| karl konrad tschira German photographer (1868-1911), DE (b. 1868) |
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klaus tschira German businessman (1940-2015), DE (b. 1940) |
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| hanns tschira German photographer, DE (b. 1899) |
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| arnold tschira German art historian, archaeologist and architectural historian, DE (b. 1910) |
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| oskar tschira (b. 1928) |
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| harald tschira German billionaire heir |
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| udo tschira German billionaire heir |
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