Family name Tzanis (Tzanis 
) , across the world, is quite a rare cognomen. The surname Tzanis is characteristic of Greece, where it is quite a common surname, Cyprus, where it is quite a rare surname, and Australia, where it is a rare surname. Measured by absolute frequency, it is the most numerous in Greece, Australia, and the United States. Very seldom, Tzanis is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tzanis | Canada, Greece, Australia, United States, Germany |
| polyneikis tzanis Greek particle physicist |
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| evan tzanis researcher |
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| andreas tzanis researcher ORCID ID = 0000-0001-9359-5303 |
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| chris g. tzanis researcher ORCID ID = 0000-0002-7345-2900 |
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| giorgios tzanis researcher (ORCID 0000-0001-5286-7843) |
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Mr, April, Chris, Kathy, Kimon, Peter, Diana, Georg, Jorge, Tammy, Tasos, Nikol, Nikos, Helen, Ilias, Marios, Markos, Sandra, Savvas, Stefan, Sofia, Symeon, Sakis, Makis, Tj, Pat, Gus, Stan, Alex, Anna, Aris, Kiki, Paul, Rose, Demi, John, Theo, Nick, Evan, Ioan, Maria, Mania, Manos, Minas, and Spiros