Ralph Vaughan Williams was an influential English composer of the 20th century. He is known for his compositions that drew inspiration from English folk music and the countryside. His works include symphonies, choral music, operas, and film scores. Vaughan Williams was also a collector of folk songs and incorporated these melodies into his compositions, contributing to the revival of interest in English folk music. His music is often characterized by its pastoral and lyrical qualities, and he is considered one of the leading figures in the English musical renaissance.