Name
Year
Notes
Ref.
Henry Stafford, 2nd Duke of Buckingham
1478
Trial of George, Duke of Clarence (brother of Edward IV , whose ward Stafford was)
John de Vere, 13th Earl of Oxford
1499
Trial of Edward Plantagenet, 17th Earl of Warwick (the last male-line Yorkist )
Thomas Howard, 2nd Duke of Norfolk
1503
Trial of Edward Sutton, 2nd Baron Dudley
[ citation needed ]
Thomas Howard, 2nd Duke of Norfolk
1521
Trial of Edward Stafford, 3rd Duke of Buckingham
[ citation needed ]
Thomas Howard, 3rd Duke of Norfolk
1534
Trial of William Dacre, 3rd Baron Dacre
[ citation needed ]
1536
Trial of Anne Boleyn (Howard's niece)
[ citation needed ]
Henry Courtenay, 1st Marquess of Exeter
1537
Trial of Thomas Darcy, 1st Baron Darcy de Darcy (Courtenay was a first-cousin to Henry VIII)
Thomas Audley, 1st Baron Audley of Walden
1538
Trial of Henry Pole, 1st Baron Montagu and Henry Courtenay, 1st Marquess of Exeter (cousins; scions of the House of York )
1541
Trial of Thomas Fiennes, 9th Baron Dacre
William Paulet, 1st Marquess of Winchester
1551
Trial of Edward Seymour, 1st Duke of Somerset (fallen Lord Protector, regent and uncle of Edward VI; Paulet was one of the 16 executors)
Thomas Howard, 3rd Duke of Norfolk
1553
Trial of John Dudley, 1st Duke of Northumberland (fallen regent)
[ citation needed ]
Henry FitzAlan, 19th Earl of Arundel
1557
Trial of Lord Stourton (FitzAlan was a godson of Henry VIII; Stourton a nephew of Dudley)
William Parr, 1st Marquess of Northampton
1559
Trial of Thomas Wentworth, 2nd Baron Wentworth (Parr was brother to the late queen Catherine ; Wentworth a cousin of Seymour)
George Talbot, 6th Earl of Shrewsbury
1571
Trial of Thomas Howard, 4th Duke of Norfolk
William Paulet, 3rd Marquess of Winchester
1587
Funeral of Mary, Queen of Scots (Paulet was a judge at her trial)
[ citation needed ]
Henry Stanley, 4th Earl of Derby
1589
Trial of Philip Howard, 20th Earl of Arundel
Thomas Sackville, 1st Baron Buckhurst
1601
Trial of Robert Devereux, 2nd Earl of Essex (a favourite of Elizabeth I )
Thomas Coventry, 1st Baron Coventry
1631
Trial of Mervyn Tuchet, 2nd Earl of Castlehaven (Coventry was Lord Keeper)
[ citation needed ]
Thomas Howard, 21st Earl of Arundel
1641
Trial of Thomas Wentworth, 1st Earl of Strafford (Howard was the Earl Marshal; Wentworth the former Deputy of Ireland)
Edward Hyde, 1st Earl of Clarendon (Lord Chancellor )
1666
Trial of Thomas Park, 15th Baron Morley (Hyde was a member of Charles' exile court)
Heneage Finch, 1st Baron Finch (Lord Chancellor)
1676
Trial of Charles Cornwallis, 3rd Baron Cornwallis
Trial of Philip Herbert, 7th Earl of Pembroke
1679
Trial of Thomas Osborne, 1st Earl of Danby (later 1st Duke of Leeds)
1679
Trial of William Herbert, 1st Earl of Powis ; William Howard, 1st Viscount Stafford ; Henry Arundell, 3rd Baron Arundell of Wardour ; William Petre, 4th Baron Petre ; and John Belasyse, 1st Baron Belasyse
1680
Trial of William Howard, 1st Viscount Stafford ,
George Jeffreys, 1st Baron Jeffreys (Lord Chancellor)
1686
Trial of Henry Booth, 2nd Baron Delamere
Thomas Osborne, 1st Marquess of Carmarthen (later 1st Duke of Leeds)(Lord President of the Council )
1693
Trial of Charles Mohun, 4th Baron Mohun
John Somers, 1st Baron Somers (Lord Chancellor)
1699
Trial of Edward Rich, 6th Earl of Warwick ; and of Charles Mohun, 4th Baron Mohun
William Cowper, 1st Baron Cowper (Lord Chancellor)
1716
Trial of James Radclyffe, 3rd Earl of Derwentwater ; William Widdrington, 4th Baron Widdrington ; William Maxwell, 5th Earl of Nithsdale ; Robert Dalzell, 5th Earl of Carnwath ; William Gordon, 6th Viscount of Kenmure ; and William Murray, 2nd Lord Nairne
1716
Trial of George Seton, 5th Earl of Winton
1717
Trial of Robert Harley, 1st Earl of Oxford and Earl Mortimer
Peter King, 1st Baron King (Lord Chancellor)
1725
Trial of Thomas Parker, 1st Earl of Macclesfield
Philip Yorke, 1st Earl of Hardwicke (Lord Chancellor)
1746
Trial of William Boyd, 4th Earl of Kilmarnock ; George Mackenzie, 3rd Earl of Cromartie ; and Arthur Elphinstone, 6th Lord Balmerino
1747
Trial of Simon Fraser, 11th Lord Lovat
Robert Henley, 1st Baron Henley (Lord Keeper)
1760
Trial of Laurence Shirley, 4th Earl Ferrers
Robert Henley, 1st Earl of Northington (Lord Chancellor)
1765
Trial of William Byron, 5th Baron Byron
Henry Bathurst, 2nd Earl Bathurst (Lord Chancellor)
1776
Trial of Elizabeth Pierrepont, Duchess of Kingston-upon-Hull
Edward Thurlow, 1st Baron Thurlow (Lord Chancellor; until 1793)
1788–1795
Trial of Warren Hastings
Alexander Wedderburn, 1st Baron Loughborough (Lord Chancellor; from 1793)
Thomas Erskine, 1st Baron Erskine (Lord Chancellor)
1806
Trial of Henry Dundas, 1st Viscount Melville
Thomas Denman, 1st Baron Denman (Lord Chief Justice of the Queen's Bench )
1841
Trial of James Brudenell, 7th Earl of Cardigan
Hardinge Giffard, 1st Earl of Halsbury (Lord Chancellor)
1901
Trial of Frank Russell, 2nd Earl Russell
John Lambton, 3rd Earl of Durham
1911–1912
Lord High Steward to George V during his visit to India from 1911 to 1912
Douglas Hogg, 1st Viscount Hailsham (Lord Chancellor)
1935
Trial of Edward Russell, 26th Baron de Clifford (last trial of a peer in the House of Lords )