Family name Karatza (Karatza 
) , worldwide, is quite a rare cognomen. The last name Karatza is habitual in Greece, where it is quite a common surname, the United Kingdom, where it is an extremely rare surname, and Italy. In absolute terms, this name is the most popular in Greece, the United States, and the United Kingdom.
| VARIANT | COUNTRY |
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| Karatza | Greece, Canada, Italy, United States, United Kingdom |
| rallou karatza Romanian culture personality / Greek actor and director, TR (b. 1778) |
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| ageliki karatza researcher |
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| eleni karatza researcher |
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| panagiota karatza researcher |
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| despina karatza researcher |
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Ms, Zeta, Xeni, Maria, Margi, Silia, Soula, Sofia, Aliki, Anthi, Areti, Aikat, Betty, Rania, Danae, Danai, Grace, Giota, Litsa, Tracy, Nasia, Nikol, Olga, Fofi, Fani, Vera, Ria, Eva, Evi, Zoi, Zoe, Mary, Mara, Mina, Alex, Anna, Eliza, Rene, Lena, Lina, Lila, John, Tina, Nick, Niki, Elli, Vana, Vaso, Dina, and Elena