This is a large Royal Doulton China Cavalier Character Jug. (also sometimes referred to as a Toby or Toby Mug)
Cavalier Name Origin
Royalist soldiers, called Cavaliers, fought for King Charles I during the English Civil War. The label Cavalier derived from the soldiers' gallant and haughty temperment. Royal Doulton first listed this character as The Laughing Cavalier in reference to a Frans Hals painting.
Character Jug Specifications
Pattern Number: D6114
Designed by: Harry Fenton
Series: English (UK) Heritage
Condition: It has a green stamp with an A. It is in good condition with no chips, cracks, crazing or repairs.