John 's widow was still being titled Countess of Kent , however , as late as 1396 .
His titles passed to his only surviving sister Joan who became the 4th Countess of Kent , and the 5th Baroness Wake of Liddell suo jure .
John 's widow was still being titled Joan     , however , as late as 1396 .
His titles passed to his only surviving sister Joan who became the 4th Countess of Kent , and the 5th Baroness Wake of Liddell suo jure .