Vilainiai (formerly Russian: Вилайни, Polish: Wiłajnie)[1] is a village in Kėdainiai district municipality, in Kaunas County, in central Lithuania.

[2] It is located next to the north eastern edge of Kėdainiai, on the left bank of the Nevėžis river.

There is a kindergarten, a library, a sports school, a culture house, Water Management Institute of Vytautas Magnus University Agriculture Academy.

[1] It developed largely during the Soviet era as a settlement of Land Improvement Institute.

This Kaunas County, Lithuania location article is a stub.