Wettin is a small town belonging to the municipality of Wettin-Löbejün in the Saale District of Saxony-Anhalt (Saxony-Ascania), Germany. It is situated on the River Saale, just north of Halle. It is known for Wettin Castle (German: Burg or Schloss Wettin), the ancestral seat of the House of Wettin, the former ruling dynasty of Saxony, Poland, the United Kingdom, Belgium, and Bulgaria. The town and its name are of Slavic origin.