Family name Gyánó (Gyánó 
) , throughout the world, is an extremely rare last name. The cognomen Gyánó is habitual in Eastern Europe, particularly Hungary, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Gyánó | Hungary |
| marcell gyánó researcher (ORCID 0000-0001-6237-6175) |
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| gyánó szabolcs Hungarian footballer, HU (b. 1980) |
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