Bedrich Smetana was a Czech composer who is considered one of the most important figures in Czech music history. He is best known for his orchestral work "Má vlast" (My Homeland), which includes the famous symphonic poem "Vltava" (The Moldau). Smetana is also known for his operas, including "The Bartered Bride," which is one of the most popular Czech operas. He is often referred to as the father of Czech music and is celebrated for his contributions to the development of Czech national music.