Viscount Preston is in Viscountcies of England Alphabetically.
On 12th May 1681 Richard Graham 1st Viscount Preston [aged 31] was created 1st Viscount Preston. Ann Howard Viscountess Preston [aged 31] by marriage Viscountess Preston.
On 22nd November 1695 Richard Graham 1st Viscount Preston [aged 46] died. His son Edward [aged 16] succeeded 2nd Viscount Preston, 4th Baronet Graham of Esk in Cumberland.
In 1710 Edward Graham 2nd Viscount Preston [aged 31] died. His son Charles [aged 3] succeeded 3rd Viscount Preston, 5th Baronet Graham of Esk in Cumberland.
On 22nd February 1739 Charles Graham 3rd Viscount Preston [aged 32] died. Viscount Preston extinct. His second cousin William [aged 9] succeeded 6th Baronet Graham of Esk in Cumberland