What is 'Jillian' when translated from English to Italian?

Gillian as a loan name and Giuliana as a native form are Italian equivalents of the English name "Jillian."

Specifically, the name functions as a feminine proper noun. It originates as the feminine form of the Latin name Iulianus("of Julius"). The pronunciation will be "DJEL-lyan" for the loan name and "djoo-LYA-na" for the native form.