Lanzenkirchen is a market town in the district of Wiener Neustadt-Land, in the Austrian state of Lower Austria. It lies in the eastern part of the country, within the industrial quarter (Industrieviertel) region south of Vienna.
As a market town (Marktgemeinde), Lanzenkirchen is one of the smaller municipalities of the district, which surrounds the statutory city of Wiener Neustadt. The town's status as a Marktgemeinde reflects its historical role as a local centre for the surrounding rural area.