Horné Semerovce (Hungarian: Felsőszemeréd) is a village and municipality in the Levice District in the Nitra Region of Slovakia.
In historical records the village was first mentioned in 1268.
The village lies at an altitude of 134 metres and covers an area of 10.09 km². It has a population of about 625 people.
The village is approximately 30% Slovak, and 55% Magyar.
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, Nitra, Slovakia"
Coordinates: 48°08′N 18°53′E / 48.133°N 18.883°E / 48.133; 18.883