Číčov (Hungarian: Csicsó, pronounced [ˈtʃitʃoː]) is a village and municipality in the Komárno District in the Nitra Region of south-west Slovakia.

The village lies at an altitude of 113 metres and covers an area of 29.503 km. It has a population of about 1,360 people.

In the 9th century, the territory of Číčov became part of the Kingdom of Hungary. The village was first mentioned in 1172 as Chichou. In 1268 belonged to Komárom fortress, later it was the property of the Counts Pálffy, Zichy and Kálnoky. In 1682, as a result of the Counter-Reformation the local Calvinist church was banned. In the early 18th century the residents of the village supported the Francis II Rákóczi's uprising. The Treaty of Trianon assigned Číčov to Czechoslovakia, in spite of the village's Hungarian majority. In 1938 following the First Vienna Arbitration it was reannexed by Hungary, but lost again after the end of World War II.

The village is about 91% Hungarian, 9% Slovak.

The village has a public library a gym and a football pitch.

The records for genealogical research are available at the state archive "Statny Archiv in Bratislava, Nitra, Slovakia"

• Roman Catholic church records (births/marriages/deaths): 1724-1910 (parish A)
• Reformated church records (births/marriages/deaths): 1784-1933 (parish A)

• List of municipalities and towns in Slovakia

• Official website
• Old pictures and descriptions of Csicsó and its inhabitants - in Hungarian
• Jewish families in Csicsó - Číčov until Holocaust
• Surnames of living people in Číčov