The Italian name is most commonly spelled Giuliano.

If you mean the exact name “Guiliano” , that spelling also appears online as a variant, but it is less standard than Giuliano. So there are 2 common spellings people are likely referring to: Giuliano and Guiliano.

Quick Scoop

  • Giuliano = the standard Italian form.
  • Guiliano = an alternative spelling seen in some name databases.
  • Related variant mentioned in one source: Giulian.

Practical answer

For everyday use, most people would treat Giuliano as the correct Italian spelling, and Guiliano as a variant or misspelling depending on context. If you’re naming a person or checking a document, Giuliano is the safer choice.

TL;DR: Usually 1 standard spelling in Italian, Giuliano ; if you count common variant spellings, 2.