Christian Frederick Martin was a German-American guitar maker born in 1791. He is best known for founding the C.F. Martin & Company, which became famous for producing high-quality acoustic guitars. His innovative designs and craftsmanship significantly influenced guitar construction, leading to the modern steel-string guitar. Martin immigrated to the United States in 1833, where he began making guitars in New York City before relocating to Nazareth, Pennsylvania. His legacy continues today, as his company remains one of the leading guitar manufacturers in the world, known for its commitment to quality and tradition.