Banka is a village and municipality in Piešťany District in the Trnava Region of western Slovakia, near the Váh river.
The site was inhabited for thousands of years, with the archaeological site dating inhabitation from the Paleolithic age. In historical records the village was first mentioned in 1241. From 1973-1996 it was part of more famous town of Piešťany
The municipality lies at an altitude of 210 metres and covers an area of 8.583 km². It has a population of about 2174 people.
The records for genealogical research are available at the state archive "Statny Archiv in Bratislava, Slovakia"