Litschau is a town in the district of Gmünd, in the state of Lower Austria, Austria. It lies in the northwestern part of the country, within the Waldviertel region near the border with the Czech Republic.
The town is one of the smallest municipalities in Austria to hold town status, and it is known for its setting among ponds and forested countryside. Litschau is also noted for its historic town center and for Litschau Castle, which stands near the town.