Family name Ponterio (Ponterio 
) , in the entire world, is a rare surname. The surname Ponterio is characteristic of Italy, where it is a very rare surname, the United States, and Canada, where it is an extremely rare surname. Measured by absolute frequency, it is commonest in the United States, Italy, and France. Very seldom, Ponterio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ponterio | Italy, United States, Canada, France, Brazil |
| rosina c ponterio researcher (ORCID 0000-0001-8576-7339) |
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| giulia ponterio researcher ORCID ID = 0000-0001-5886-3368 |
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