Ernst Eichner (1740-1772) was a German composer and violinist of the Classical period. He is primarily known for his contributions to chamber music and symphonic works, with a style that reflects the early Classical idiom, characterized by clarity and balance. Eichner studied under notable figures such as Carl Friedrich Abel and served as a court composer in Berlin. His notable works include a series of string quartets and symphonies, particularly his "Symphonies in E-flat Major" and "Symphonies in D Major," which showcase his skill in orchestration and thematic development. Eichner also composed numerous concertos and chamber music pieces, contributing significantly to the repertoire of the time. Though not as widely recognized today, Eichner's impact lies in his role as a bridge between the Baroque and Classical styles, influencing subsequent composers. His work helped to shape the development of the symphonic form and chamber music, making him an important figure in the evolution of 18th-century music. His compositions are occasionally performed in modern concert settings, providing insight into the stylistic transitions of the Classical era.