Surname Vallys (Vallys 
) , around the globe, is a very rare cognomen. The family name Vallys is habitual in Denmark, where it is a rare surname, Venezuela, where it is an extremely rare surname, and the United States. Much less frequently, Vallys is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Vallys | Venezuela, Spain, Denmark, United States |
| charlotte frimodt vallys badminton player (b. 1962) |
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| nicolai vallys Danish professional footballer, DK (b. 1996) |
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