| Lillianes | |
| Official Name: | Comune di Lillianes Commune de Lillianes |
| Coordinates: | 45.6333°N 58°W |
| Province: | none |
| Mayor: | Daniele De Giorgis |
| Area Total Km2: | 18 |
| Population Footnotes: | [1] |
| Population Total: | 425 |
| Population As Of: | 31 December 2022 |
| Population Demonym: | Lillinois |
| Elevation M: | 667 |
| Saint: | Saint Roch |
| Day: | 16 August |
| Postal Code: | 11020 |
| Area Code: | 0125 |
Lillianes (Valdôtain: Yian-e; Issime Elljini) is a town and comune in the Aosta Valley region of north-western Italy.