Dylan Thomas was a Welsh poet and writer, born on October 27, 1914, in Swansea, Wales. He is best known for his lyrical and emotive poetry, which often explores themes of nature, life, and death. His most famous works include the poem "Do Not Go Gentle into That Good Night" and the play "Under Milk Wood." Thomas's unique style combines rich imagery with musical language, making his work both accessible and profound. He gained international recognition during his lifetime and remains a significant figure in 20th-century literature. He passed away on November 9, 1953, in New York City.