Wilnis is a village in the Dutch province of Utrecht. It is located in the municipality of De Ronde Venen, between Mijdrecht and Vinkeveen.
Wilnis was a separate municipality until 1989.
- Ad van der Meer and Onno Boonstra, "Repertorium van Nederlandse gemeenten", KNAW, 2006. http://www.knaw.nl/cfdata/publicaties/detail.cfm?boeken__ordernr=20061061
- Map of the former municipality in 1868.