William Shakespeare was a renowned English poet and playwright born in 1564 in Stratford-upon-Avon. He married Anne Hathaway at age 18 and had three children, though he is best known for his plays and poems written in London, including famous tragedies like Hamlet, Othello, and Romeo and Juliet. Throughout his career, Shakespeare contributed numerous words and expressions to the English language and remains one of the most influential writers in history.