Čajkov (Hungarian: Csejkő) is a village and municipality in the Levice District in the Nitra Region of south-west Slovakia.

A one-day festival of contemporary electronic dance music called Debercha project takes place in Čajkov annually.

The village lies at an altitude of 188 metres and covers an area of 23.939 km².

The village has a gym, a football pitch and a tennis court The records for genealogical research are available at the state archive "Statny Archiv in Nitra, Slovakia" Obec v okrese Levice

This Levice District geography article is a stub.