Catherinus Elling (1864-1942) was a Danish composer and conductor known for his contributions to classical music in the late 19th and early 20th centuries. His work primarily encompasses orchestral music, chamber music, and operatic compositions. Elling studied at the Royal Danish Academy of Music and was influenced by the national romantic style prevalent in Scandinavia during his time. Notable works include his symphonic poem "Midsummer Night," which showcases his lyrical melodies and rich orchestration, and the opera "Kong Sverre," which reflects his interest in historical themes and dramatic storytelling. His compositions often blend Danish folk elements with classical forms, contributing to the development of a distinct national style in Danish music. Elling also played a significant role as a conductor, leading several orchestras in Denmark and promoting contemporary Danish music. His impact on the music scene extended through his teaching, influencing a new generation of composers. While not as widely recognized today, Elling's work is an essential part of Denmark's musical heritage, representing a period of cultural growth in the country's arts.