The British-born Pulitzer Prize poet is W.H. Auden (5 letters). Auden was an English-American poet, playwright, and essayist who was born in York, England in 1907. He is best known for his poetry, which often explored themes of love, politics, and religion. He won the Pulitzer Prize for Poetry in 1948 for his collection 'The Age of Anxiety'. Auden was also a prolific writer of plays, essays, and libretti. He died in 1973 in Vienna, Austria.