The composer known for his remarkable body of work despite being deaf is Ludwig van Beethoven. His profound hearing loss began in his late twenties and progressed over the years, yet it did not deter him from creating some of the most iconic symphonies and compositions in classical music history. Beethoven's ability to compose while deaf is a testament to his genius and creativity, pushing the boundaries of music. His innovations in form and emotional depth transformed the landscape of classical music, influencing countless composers and establishing his legacy as a master of the genre.