1) River in Lower Austria 
Traisen can refer to: == See also == ...[river] The Traisen is a river in Lower Austria. The Traisen is formed from the rivers Rechte Traisen and Unrechte Traisen. It is a tributary of the Danube in the Lower Austrian region of Mostviertel. Its two sources begin near St. Aegyd am Neuwalde and Türnitz respectively. After meeting, they flow through the municipalities of Türnitz, ...