There are multiple origins and translations for the name Zilya:
1. Persian name and name-giving, derived from Arabic Zia [dhiya] denotation - "shine, radiance, brilliant; clarity, enlightenment, clarification, inspiration", see Zilia
2. From Greek (ζήλια) [zília] denotation - "jealousy"
3. Derivative form of the Latin name Silvia interpretation - "she-sylvan; woody-girl"
4. Diminutive of the Greek name Teresa - "smooth; shapely; elegant; summer".