What is Vianen?
[[Image:Vianen vlag.svg|thumb|150px|Flag]] [[Image:Coat of arms of Vianen, Utrecht.svg|thumb|90px|coat of arms]] '''Vianen''' is a former municipality in the [[Netherlands|Dutch]] province of [[Utrecht (province)|Utrecht]], and of [[South Holland]]. The municipality was merged with the former municipalities of [[Leerdam]] and [[Zederik]] on 1 January 2019. The name of the new municipality is [[Vijfheerenlanden]], which is a part of the province of Utrecht. {{europe-stub}} [[Category:21st-century disestablishments in the Netherlands]] [[Category:Cities in Utrecht (province)]] [[Category:Former municipalities of Utrecht (province)]] [[Category:Former municipalities of South Holland]] [[Category:Vijfheerenlanden]]