William Shakespeare was born 26 April 1564 and he die – 23 April 1616, was an English poet, playwright, and widely regarded as the greatest writer in the English language and the world's pre-eminent dramatist. He is often called England's national poet, and the "Bard of Avon". Shakespeare was born and brought up in Stratford-upon-Avon, Warwickshire
After he dies, His story is a mystery because no one knows about Shakespeare as well as writings from books that do not to explain who is Shakespeare. Many people try to link this as over there, people Shakespeare but the end, no one can tell who is Shakespeare For this reason, many people suspect that there may be no Shakespeare its really close, or is just a pen name that is used to write a book.
Therefore, The reason why William Shakespeare it is the identity is a mystery until someone finds evidence that could explain the true self of Shakespeare or he never had existed at all.