Surname Piailug (Piailug 
) , in all the world, is an extremely rare cognomen. The family name Piailug is habitual in Northern America, particularly the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Piailug | United States |
|
mau piailug Micronesian navigator from the Carolinian island of Satawal and a teacher of traditional, non-instrument wayfinding methods for deep-sea voyaging, FM (b. 1932) |
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