Sonlez (Luxembourgish: Soller, German: Soller) is a village in Luxembourg.
It is situated in the commune of Winseler, in north-western Luxembourg. As of 2006[update], the village has a population of 47. It is situated between Tarchamps (West) and Doncols (East)
Sonlez is known as an historically Walloon-speaking village, similarly to Doncols. Unlike neighbouring Doncols, however, its German and Luxembourgish spellings are identical.
Coordinates: 49°58′N 5°50′E / 49.967°N 5.833°E