The Trpimirović dynasty was a native Croatian dynasty that ruled in the Duchy and later the Kingdom of Croatia, with interruptions by the Domagojević dynasty from 845 until 1091. It was named after Trpimir I, the first member and founder. The most prominent rulers of the Trpimirović Dynasty include Tomislav, Petar Krešimir IV and Demetrius Zvonimir. The house gave four dukes, thirteen kings and a queen.

The Croats are a South Slavic ethnic group native to Croatia, Bosnia and Herzegovina and other neighboring countries in Southeastern Europe who share a common Croatian ancestry, culture, history and language. They are also a recognized minority in a number of neighboring countries, namely Austria, the Czech Republic, Germany, Hungary, Italy, Montenegro, Romania, Serbia, Slovakia and Slovenia.