Cognomen Hadjiantonis (Hadjiantonis 
) , all around the world, is a very rare surname. The cognomen Hadjiantonis is characteristic of Cyprus, where it is quite a rare surname, Italy, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Hadjiantonis | Italy, Cyprus, United States |
| hadjiantonis marios researcher ORCID ID = 0000-0003-0583-5878 |
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| theodoros hadjiantonis Cypriot association football player, CY |
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