Viscount Pevensey is in Viscount Ireland.
In 1730 Spencer Compton 1st Earl Wilmington [aged 57] was created 1st Earl Wilmington, 1st Viscount Pevensey.
On 2nd July 1743 Spencer Compton 1st Earl Wilmington [aged 70] died. Earl Wilmington, Viscount Pevensey and Baron Wilmington of Wilmington in Sussex extinct.
In 1816 John Baker Holroyd 1st Earl Sheffield [aged 80] was created 1st Earl Sheffield of Dunamore in Meath and 1st Viscount Pevensey.
On 30th May 1821 John Baker Holroyd 1st Earl Sheffield [aged 85] died. He was buried at Sheffield Family Mausoleum Church of St Mary and St Andrew, Fletching. His son George [aged 19] succeeded 2nd Earl Sheffield of Dunamore in Meath, 2nd Viscount Pevensey, 2nd Baron Sheffield of Dunamore in Meath, 2nd Baron Sheffield of Roscommon in Roscommon, 2nd Baron Sheffield of Sheffield in Yorkshire.
On 5th April 1876 George Augustus Frederick Charles Holroyd 2nd Earl Sheffield [aged 74] died. His son Henry [aged 44] succeeded 3rd Earl Sheffield of Dunamore in Meath, 3rd Viscount Pevensey, 3rd Baron Sheffield of Dunamore in Meath, 3rd Baron Sheffield of Roscommon in Roscommon, 3rd Baron Sheffield of Sheffield in Yorkshire.
On 21st April 1909 Henry Holroyd 3rd Earl Sheffield [aged 77] died unmarried. Earl Sheffield of Dunamore in Meath, Viscount Pevensey, Baron Sheffield of Dunamore in Meath and Baron Sheffield of Sheffield in Yorkshire extinct. His half first cousin once removed Edward [aged 69] succeeded 4th Baron Sheffield of Roscommon in Roscommon.