Last name Sernio (Sernio 
) , around the globe, is a rare family name. The surname Sernio is habitual in Philippines, where it is a rare surname, Australia, where it is a very rare surname, and the United States, where it is an extremely rare surname. Very seldom, Sernio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sernio | Italy, Australia, Philippines, United States, Brazil |
| tessa sernio Australian association football player, AU |
|
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