Viscount Hereford was created in 1611.
Viscount Hawarden was created in 1705.
Viscount Southwell was created in 1662.
Viscount Valentia was created in 1620.
Viscount Ridley was created in 1756.
Viscount of Oxfuird was created in 1627.
Viscount Torrington was created in 1721.
Viscount Hill was created in 1727.
Viscount Scarsdale was created in 1636.
Viscount Exmouth was created in 1816.
Viscount Palmerston was created in 1723.
Viscount Bangor was created in 1781.
Viscount Sidmouth was created in 1805.