Peter Nicolai von Wilm (1816–1880) was a Danish composer and pianist known primarily for his contributions to Romantic music. He was born in Copenhagen and studied under notable figures such as Niels Gade. Wilm's work is characterized by its lyrical melodies and rich harmonies, often blending elements of Scandinavian folk music with classical traditions. Notable works by Wilm include piano compositions, chamber music, and songs that reflect the emotional depth and nationalistic spirit of the Romantic era. His most recognized pieces are his piano sonatas and various lyrical piano pieces, which are celebrated for their technical demands and expressive qualities. Though not as widely known as some of his contemporaries, Wilm played a significant role in the development of Danish music during the 19th century. His music has influenced later generations of Danish composers and is still performed today, contributing to a greater understanding of Denmark's musical heritage. Wilm’s dedication to teaching and mentoring young musicians also helped to shape the future of classical music in Denmark.