Cognomen Soin (Sein 
, Swen 
, Soin 
) , across the world, is a common last name. The last name Soin is habitual in Myanmar, where it is a common surname, Mongolia, where it is quite a common surname, and Liberia (explore the name in all countries). Not in comparison with a country's population, it most frequently occurs in Myanmar, Malaysia, and India. Also, Soin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sein | Mongolia, Myanmar, Malaysia, India, Germany |
| Swen | Myanmar, Malaysia, India, Indonesia, Germany |
| Soin | Myanmar, Malaysia, India, Indonesia, United States |
| Соин | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
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mandip singh soin Indian explorer, IN (b. 1957) |
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agnieszka soin Polish politician and deputy, PL (b. 1977) |
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roshni kaur soin Singaporean model, SG (b. 1986) |
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| kanwaljit soin Singaporean surgeon (b. 1942) |
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| dmitry soin MD (b. 1969) |
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| p v soin researcher |
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| navneet soin researcher ORCID ID = 0000-0002-6661-9231 |
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| priti soin researcher |
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| sandeep soin researcher |
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| himali singh soin Indian writer and artist |
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