Last name Twardy (Twardy 
) , around the globe, is quite a rare cognomen. The family name Twardy is characteristic of Poland, where it is quite a rare surname, Germany, where it is a rare surname, and the United States. Also, Twardy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Twardy | Canada, United States, Germany, Poland, France |
| stanisław twardy PL (b. 1532) |
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zbigniew twardy UA (b. 1920) |
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| robert twardy PL (b. 1880) |
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| werner twardy German composer, DE (b. 1926) |
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rafał twardy Polish ice hockey player, PL (b. 1978) |
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roman twardy German conductor and teacher, DE |
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| juliusz twardy (b. 1961) |
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| charles twardy researcher |
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| reinhard twardy |
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