Wullersdorf is a town in the district of Hollabrunn, in the Austrian state of Lower Austria. It lies in the Weinviertel region of northeastern Austria, an area of rolling countryside north of the Danube and northwest of Vienna.
Administratively, Wullersdorf is a market town (Marktgemeinde) within the Hollabrunn district, one of the districts that make up Lower Austria. The town serves as a local centre for the surrounding rural communities.