Karl August Andersen (1886–1960) was a notable Norwegian composer and conductor, primarily recognized for his contributions to classical music and choral compositions. He was associated with the Romantic and early 20th-century styles, showcasing a blend of traditional Norwegian folk elements and classical forms. One of Andersen's most significant works includes his choral pieces, which reflect his deep appreciation for Norwegian culture and nature. His compositions often drew inspiration from Norwegian folklore, helping to elevate the nationalistic music movement in Norway during his time. He also contributed to the development of choral music in Norway through his leadership in various choirs and music organizations. Andersen's impact on music is evident in his commitment to promoting Norwegian music and culture, particularly through education and performance. His work has influenced subsequent generations of musicians and composers in Norway, encouraging a renewed interest in folk-inspired classical music. Although not widely recognized internationally, his legacy remains vital in the context of Norwegian music history, highlighting the importance of national identity in the arts.