Family name Festy (Festy 
) , throughout the world, is a rare surname. The last name Festy is characteristic of Reunion, where it is quite a common surname, France, where it is a rare surname, and Indonesia, where it is a very rare surname. More frequently, Festy is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Festy | Indonesia, Reunion, India, France, Democratic Republic of the Congo |
| michel festy French official, FR (b. 1938) |
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| danièle festy FR (b. 1943) |
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| patrick festy FR (b. 1945) |
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| frederic festy researcher |
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