František Matěj Hilmar (1825-1886) was a Czech composer and conductor, primarily known for his contributions to the Romantic music genre. Born in Prague, he studied at the Prague Conservatory and became a prominent figure in the Czech music scene during the 19th century. Hilmar's notable works include a range of operas, symphonic compositions, and chamber music, with his operas being particularly significant. His most famous opera, "Čert a Káča" (The Devil and Kate), showcases his ability to blend folk elements with classical traditions, a hallmark of Czech Romantic music. He also composed ballet music, cantatas, and orchestral pieces that reflect the nationalistic sentiments of his time. Though not as widely recognized as some of his contemporaries, Hilmar's impact lies in his role in the development of Czech musical identity during a period of cultural awakening. He contributed to the establishment of a distinct Czech operatic style and influenced the generation of musicians that followed him. His work helped pave the way for later composers who embraced national themes in their music, solidifying his place in the history of Czech music.