Hector Berlioz (11 December 1803 – 8 March 1869) French Romantic composer

Famous for his innovative orchestration and contributions to Romantic music. His groundbreaking work Symphonie Fantastique revolutionized programmatic music with its vivid storytelling and dynamic orchestration.

Berlioz expanded the possibilities of the orchestra and influenced composers like Wagner and Mahler. Known for his operatic masterpiece Les Troyens and his advocacy of composers like Beethoven, Berlioz's passionate conducting and influential writings solidified his legacy as a key figure in the development of 19th-century music.