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Last name Pattanayu (Pattanayu ) , globally, is an extremely rare cognomen. Much more frequently, Pattanayu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pattanayu | Thailand |
Kosura, Suksawat, Kritanusorn, Yensuang, Phlangpalee, and Pattanasantichai