Jasová  Jasová () is a village and municipality in the Nové Zámky District in the Nitra Region of south-west Slovakia. Slovak "jaz" (dialect) - a weir but also a fish trap (from Proto-Slavic "jazъ"). The village was first mentioned in 1434 ("Tykeresnyek aliter Jaszafalu"). The municipality lies at an altitude of 167 metres and covers an area of 19.925 km². It has a population of about 1195 people. The population proportion is about 97% Slovak and 3% Hungarian. The village has a small public library, a gym and football pitch. The records for genealogical research are available at the state archive "Statny Archiv in Nitra, Slovakia"