Vaidatoniai (formerly Polish: Wojdotany,[1] Russian: Войдатаны) is a village in Kėdainiai district municipality, in Kaunas County, in central Lithuania.

[2] It is located 7 km from Kėdainiai, by the Kruostas river, nearby the Kalnaberžė Forest.

There are a cemetery, former school in Vaidatoniai, also a hillfort next to Mociūnai village.

[3] At the end of the 19th century Vaidatoniai was a property of Dotnuva Manor.

[4] This Kaunas County, Lithuania location article is a stub.