Eduard Marxsen (1812–1887) was a significant Austrian composer, conductor, and music educator, primarily associated with the Romantic era. He was born in the city of Vienna and later became known for his contributions to the development of German opera and choral music. Marxsen's genre focus included opera, choral works, and orchestral compositions. His notable works include the opera "Ruth," which premiered in 1870, and several choral pieces that contributed to the choral repertoire of the time. He also composed a number of songs and instrumental works that showcased his melodic and harmonic sophistication. In addition to his compositions, Marxsen was influential as a teacher and mentor, notably serving as a professor at the Vienna Conservatory. Among his students were prominent composers such as Gustav Mahler and Anton Bruckner, which underscores his impact on the next generation of musicians. While not as widely recognized as some of his contemporaries, Marxsen's contributions to music education and his role in the evolution of Romantic music in Austria mark him as an important figure in the 19th-century music landscape. His legacy is preserved through his works and the influence he had on future composers.