It locates the play's beginning in the imagined anguish of Shakespeare and his wife Agnes (or Anne) Hathaway at the death of their son Hamnet at the age of 11 in 1596, a few years before the play's first performance. The nearness of the names is not supposed to be some monumental Freudian slip; there is linguistic evidence that the two could be used interchangeably.
Yesterday, a coward decided to take our 8-year-old son Fletcher away from us. Because of their actions, we will never be allowed to hold him, talk to him, play with him, and watch him grow into the wonderful young man he was on the path to becoming. Fletcher loved his family, friends, fishing, and any sport that he was allowed to play.