Earl Shannon is in Earl Ireland.
In 1756 Henry Boyle 1st Earl Shannon [aged 74] was created 1st Earl Shannon.
On 28th December 1764 Henry Boyle 1st Earl Shannon [aged 82] died. His succeeded son Richard Boyle 2nd Earl Shannon [aged 37] succeeded 2nd Earl Shannon. Catherine Ponsonby Countess Shannon by marriage Countess Shannon.
On 8th July 1815 Catherine Henrietta Boyle [aged 47] died. Her succeeded brother Henry Boyle 3rd Earl Shannon [aged 43] succeeded 3rd Earl Shannon.
On 22nd April 1842 Henry Boyle 3rd Earl Shannon [aged 70] died. His succeeded son Richard Boyle 4th Earl Shannon [aged 32] succeeded 4th Earl Shannon. Emily Henrietta Seymour-Conway Countess Shannon by marriage Countess Shannon.
On 1st August 1868 Richard Boyle 4th Earl Shannon [aged 59] died. His succeeded son Henry Bentinck Boyle 5th Earl Shannon [aged 34] succeeded 5th Earl Shannon.