Family name Bletsas (Bletsas 
) , in the entire world, is quite a rare last name. The cognomen Bletsas is habitual in Greece, where it is quite a rare surname, Austria, where it is a rare surname, and Belgium. Measured by absolute frequency, it is the most numerous in Greece, the United States, and Germany. Much less frequently, Bletsas is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Bletsas | Germany, Austria, Australia, United States, Greece |
| sotiris bletsas greek activist (b. 1956) |
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| vassilis bletsas Greek footballer, GR (b. 1975) |
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| aggelos bletsas Ph.D. Massachusetts Institute of Technology 2005 |
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| giorgos bletsas Greek footballer, GR (b. 1995) |
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Mr, Helen, Vicky, Voula, Ilias, Zisis, Marine, Sophia, Alexis, Adrien, Evans, Ashley, Kostas, Pamela, Petros, Debbie, George, Joseph, Thomas, Fotios, Manolis, Costas, Eleni, Elisa, Nikos, Con, Bob, Les, Mary, Alex, Anna, Dino, Gina, John, Jill, Theo, Tony, Yari, Maria, Makis, Angie, Chris, Cathy, Kiara, Diane, Johny, Michail, and Mixalis