In 1637 Ben Jonson began work on a Robin Hood play, “The Sad Shepherd; or, a Tale of Robin Hood,” and presented an idealised, pastoral outlaw world.
The Downfall of Robert, Earle of Huntington (1598) & The Death of Robert, Earle of Huntingdon (1601) by Anthony Munday and Henry Chettle.
Robin Hood first became an Earl in the 16th century; two relatively unknown plays had a dramatic effect upon later interpretations of the legend.