Holiare, until 1948 Gelér (Hungarian: Gellér, Hungarian pronunciation:[ˈɡɛlleːr]) is a village and municipality in the Komárno District in the Nitra Region of south-west Slovakia.

The village lies at an altitude of 112 metres and covers an area of 9.885 km². It has a population of about 415 people.

In the 9th century, the territory of Holiare became part of the Kingdom of Hungary. In historical records the village was first mentioned in 1257. After the Austro-Hungarian army disintegrated in November 1918, Czechoslovak troops occupied the area, later acknowledged internationally by the Treaty of Trianon. Between 1938 and 1945 Holiare once more became part of Miklós Horthy's Hungary through the First Vienna Award. From 1945 until the Velvet Divorce, it was part of Czechoslovakia. Since then it has been part of Slovakia.

The village is about 94% Hungarian, 6% Slovak.

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

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

• List of municipalities and towns in Slovakia

• Surnames of living people in Holiare