Johann Antonin Kozeluch (1738–1814) was a Czech composer and pianist, prominent in the late Classical and early Romantic periods. He was born in Velvary, Bohemia, and became a significant figure in the Viennese musical scene, where he was influenced by and interacted with notable contemporaries such as Mozart and Haydn. Kozeluch's genre primarily encompassed classical music, with a focus on piano compositions, chamber music, and operas. Among his notable works are his numerous piano sonatas, which reflect the transition from the Classical to the Romantic style, and the operas "L'Isola disabitata" and "Il Curioso indiscreto," which gained attention during his lifetime. His impact on music is characterized by his role in promoting the piano as a solo instrument, as well as his contributions to the development of piano pedagogy. Kozeluch's music is often marked by its lyrical melodies and innovative use of harmony, embodying the stylistic shifts of his time. While not as widely recognized today, he played a crucial role in the evolution of musical forms leading into the 19th century, influencing future composers and enriching the cultural landscape of his era.