Lanchyn (Ukrainian: Ланчин; Polish: Łanczyn; Hebrew: לאנצ'ין; Romanian: Lanciîn) is a rural settlement in Nadvirna Raion, Ivano-Frankivsk Oblast, Ukraine. It hosts the administration of Lanchyn settlement hromada, one of the hromadas of Ukraine. Its population was 7,846 (2022 estimate).