Arthur De Greef (1862-1940) was a Belgian pianist and composer, recognized for his contributions to the classical music genre, particularly in the late Romantic and early 20th centuries. He studied under renowned teachers such as Franz Liszt and was known for his technical prowess and expressive interpretations. De Greef gained prominence as a concert pianist, performing extensively across Europe and the United States. His notable works include compositions for piano, such as "Nocturne" and "Scherzo," which showcase his lyrical style and innovative approach to harmony. He also transcribed several pieces for piano, expanding their accessibility to a broader audience. His impact on music lies not only in his performances but also in his role as a teacher. De Greef mentored many students, influencing the next generation of musicians. He was also involved in promoting Belgian composers, helping to elevate their recognition on the international stage. Though not as widely remembered today, his contributions to piano music and pedagogy remain significant in the history of classical music.