Josef Anton Reidl (1781–1836) was a German composer and violinist, primarily associated with the Classical and early Romantic music periods. Although not as widely known as contemporaries like Beethoven or Schubert, Reidl made significant contributions to chamber music and orchestral compositions during his lifetime. Reidl's oeuvre includes a variety of works, notably string quartets, symphonies, and concertos. Among his notable works are several string quartets that exemplify the classical form while incorporating emerging Romantic elements. His compositions often showcase intricate counterpoint and lyrical melodies, reflecting the stylistic transitions of his era. While Reidl did not achieve the same level of fame as some of his peers, his works contributed to the development of chamber music in the early 19th century. His influence can be seen in the way later composers approached ensemble writing, particularly in the balance between individual expression and group cohesion. Reidl's music, though less frequently performed today, remains a valuable part of the historical tapestry of classical music, highlighting the richness of the musical landscape during the transition from Classicism to Romanticism.