Earl Mount Cashell is in Earl Ireland.
In 1781 Stephen Moore 1st Earl Mount Cashell [aged 50] was created 1st Earl Mount Cashell. Helena Rawdon Countess Mount Cashell by marriage Countess Mount Cashell.
On 14th May 1790 Stephen Moore 1st Earl Mount Cashell [aged 59] died. His succeeded son Stephen [aged 20] succeeded 2nd Earl Mount Cashell. Margaret King Baroness Monthermer [aged 17] by marriage Baroness Monthermer.