泰尔尼茨是奥地利的城市，位于该国东部，由下奥地利邦负责管辖，面积65.32平方公里，海拔高度396米，2012年人口14,839，其中六成居民信奉罗马天主教。

Ternitz is a town and municipality (14,823 inhabitants end 2014) in the district of Neunkirchen in the Austrian state of Lower Austria, situated at the confluence of the Sierning stream and the River Schwarza, at the western end of the Steinfeld plain. It is divided in the following parts, called Katastralgemeinden: Dunkelstein, Flatz, Holzweg, Mahrersdorf, Pottschach, Putzmannsdorf, Raglitz, Rohrbach am Steinfelde, St. Johann am Steinfelde and Sieding.