Earl Shelburne in County Wexford is in Earl Ireland.
In 1719 Henry Petty 1st Earl Shelburne [aged 43] was created 1st Earl Shelburne in County Wexford. Arabella Boyle Countess Shelburne [aged 48] by marriage Countess Shelburne in County Wexford.
On 17th April 1751 Henry Petty 1st Earl Shelburne [aged 75] died. Earl Shelburne in County Wexford, Baron Shelburne extinct. His estates were inherited by his nephew John Petty-Fitzmaurice 1st Earl Shelburne [aged 45] who changed his surname to Petty-Fitzmaurice.