Louis-Hector Berlioz was a French composer, born on December 11th, 1803. He was a renowned musician who played a significant role in shaping the Romantic era of classical music. Besides being a composer, Berlioz was also a conductor and a writer. His music style was unique and experimental, featuring extended harmonies, elaborate orchestrations, and colorful instrumentation. Some synonyms for Louis-Hector Berlioz could include "Hector Berlioz," "Berlioz," "Louis Berlioz," or "Berlioz the Romantic." His most famous works include "Symphonie fantastique," "Les Troyens," and "Harold en Italie." His legacy in the world of classical music continues to influence modern composers and performers.