Johann Jacob de Neufville (c. 1660–c. 1730) was a notable Dutch composer and music publisher, primarily active during the Baroque period. While specific details about his life are limited, he is recognized for his contributions to instrumental music and the development of music publishing in the Netherlands. Neufville's genre primarily encompassed chamber music, including sonatas and suites for various instruments. Among his notable works are a collection of sonatas for violin and harpsichord, which reflect the stylistic trends of the Baroque era. His publications often featured works by other composers, helping to disseminate their music widely and promote the Baroque style in Europe. De Neufville's impact on music lies in his role as a publisher, which facilitated the spread of Baroque instrumental music and provided a platform for both established and emerging composers. His work contributed to the evolution of music publishing practices, making it easier for musicians to access and perform a variety of compositions. As a figure in the Dutch musical landscape, he played a part in the broader cultural exchange that characterized the Baroque period, influencing both composers and performers of his time.