Family name Giannou (Giannou 
) , globally, is quite a rare last name. The last name Giannou is habitual in Greece, where it is quite a common surname, Cyprus, where it is quite a rare surname, and Canada, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Giannou | Cyprus, Canada, Australia, United States, Greece |
| chris giannou Canadian war surgeon (b. 1949) |
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| alexandros giannou Greek actor |
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| kyriaki giannou researcher |
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| eleni giannou Cypriot footballer, CY (b. 1993) |
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| despoina giannou Greek association football player, GR (b. 1996) |
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Mr, Hara, Viki, Ivan, Ioan, Olga, Maria, Sarah, Soula, Sofia, Scott, Anthi, Aaron, Cheri, Chris, Bruce, Kosta, Paris, Panos, Peter, Evan, Penny, Nick, Theo, Tom, Eva, Efi, Zoi, Mary, Mark, Mike, Alex, Anna, Bill, Kiki, Paul, Peni, Peny, Gina, Jack, John, Jeff, Judy, Teri, and Danai