Svätý Peter (Hungarian: Komáromszentpéter) is a village and municipality in the Komárno District in the Nitra Region of southwest Slovakia.
The village lies at an altitude of 138 metres and covers an area of 34.327 km². It has a population of about 2610 people.
In the 9th century, the territory of Svätý Peter became part of the Kingdom of Hungary. In historical records the village was first mentioned in 1332. 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 Svätý Peter 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 74% Magyar, 26% Slovak.
The village has a public library, a gym and a football pitch.