Cognomen Vailas (Vailas 
) , in the world, is a rare family name. The family name Vailas is characteristic of Greece, where it is quite a rare surname, Canada, where it is a very rare surname, and Australia. Not in comparison with a country's population, it is the most numerous in Greece, the United States, and India. Very seldom, Vailas is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Vailas | Canada, Australia, United States, India, Greece |
| arthur c. vailas President of Idaho State University, US (b. 1951) |
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| michail g vailas researcher |
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