Hausbrunn is a town in the district of Mistelbach, in the Austrian state of Lower Austria. It lies in the country's northeastern quarter, within the Weinviertel region bordering the Czech Republic and Slovakia.
The municipality is one of several small communities in Mistelbach district, an area historically shaped by agriculture and wine growing. Its position in the low-lying Weinviertel hills places it within Austria's eastern wine-producing zone.
Hausbrunn is connected to the wider region by road, with the district capital Mistelbach and the city of Vienna to the south. Detailed records of its history, population and landmarks are limited in readily available sources.