Surname Ruin (Ruina 
, Ruin 
, Руин 
) , all over the world, is quite a rare family name. The surname Ruin is characteristic of Italy, where it is a rare surname, France, and Philippines. Likewise, Ruin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ruina | Philippines, China, Argentina, India, Italy |
| Ruin | Philippines, Myanmar, France, China, Italy |
| Руин | Russia, Kazakhstan, Kyrgyzstan |
| Ruine | United Kingdom, United States, Brazil |
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waldemar ruin Finnish educationist and docent (1857-1938), FI (b. 1857) |
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ingrid ruin Finnish painter, FI (b. 1881) |
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hans valdemar ruin Swedish writer and philosopher, SE (b. 1891) |
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| françois ruin French politician, FR (b. 1902) |
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sebastian ruin German songwriter, DE (b. 1976) |
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| olof ruin Finnish academic, FI (b. 1927) |
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| martina ruin (b. 1921) |
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| jean-christian ruin French politician, FR (b. 1947) |
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| ruin moaddel researcher |
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| isabelle ruin researcher, ORCID id # 0000-0002-0228-2385 |
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| erik ruin US (b. 1978) |
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