Cognomen Виторио (Vittorio 
, Vitorio 
, Victorius 
) , all over the world, is a common surname. The surname Виторио is characteristic of Brazil, where it is quite a rare surname, Italy, and Malta. Measured by absolute frequency, it is the most numerous in Brazil, Italy, and the United States. More prevalently, Виторио is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Vittorio | Germany, Indonesia, Italy, United States, Brazil |
| Vitorio | Indonesia, Italy, United States, France, Brazil |
| Victorius | Indonesia, Philippines, United States, France, Brazil |
Victor, Victori, Victorin, Victorino, Victorí, Vihtori, Viktar, Viktor, Viktoras, Viktoro, Viktors, Vitor, Vittore, Vitório, Vytoryo, Víctor, Vítor, Wiktar, Wiktor, Witorio, Βίκτωρ, Βίκτωρας, Виктар, Виктор, Викторас, Виктори, Викторино, Викторо, Викторс, Витор, Витторе, Витторио, Віктар, Віктор, Вітор, Вітторіо, ויטוריו, ויקטור, فكتور, فيكتور, ভিক্টর, ビクター, ヴィクター, ヴィクトリン, 維克多, and 维克托