Cracroft's Peerage
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Powis, Marquess of (E, 1687 - 1748)


Creation: let.pat. 24 Mar 1686/7


Extinct: 8 Mar 1747/8


Family name: Herbert




Per pale Azure and Gules three Lions rampant Argent, a Crescent for difference


 A Wyvern wings elevated Vert holding in the mouth a Sinister Hand couped at the wrist Gules and charged on the shoulder with a Crescent for difference


Dexter: A Panther rampant guardant Argent spotted of various colours fire issuing out of the mouth and ears ducally gorged Azure;  Sinister: A Lion Argent ducally gorged Gules;  each supporter charged on the shoulder with a Crescent for difference


 Ung Je Serviray



William [Herbert], 3rd Baron Powis later 1st Earl of Powis later 1st Marquess of Powis

only son and heir of Percy [Herbert], 2nd Baron Powis, by his wife Elizabeth Craven, sister and in her issue cohrss. of William [Craven], 1st Earl of Craven, and 1st surv. dau. of Sir William Craven, Lord Mayor of London 1610-11


c. 1626


Jul 1645 Lady Elizabeth Somerset, Lady of the Bedchamber, Governess of the King's children 1688 (b. c.1633; d. 11 Mar 1690/1), 2nd dau. of Edward [Somerset]. 2nd Marquess of Worcester, by his first wife Elizabeth Dormer, only dau. of Hon Sir William Dormer (by his wife Alice Gilbert, widow of Sir John Gilbert, of Compton, co. Devon, and 4th dau. of Sir Richard Molyneux, 1st Bt., of Sefton, co. Lancaster), 1st son and heir ap. of Robert [Dormer], 1st Baron Dormer


1. Lord William Herbert, later 2nd Marquess of Powis

1. Lady Mary Herbert (d. 30 Oct 1744), mar. (1) her second cousin once removed Hon Richard Molyneux, 1st son and heir ap. of Caryll [Molyneux], 3rd Viscount Molyneux, (2) bef. 1690 her first cousin once removed Francis [Browne], 4th Viscount Montagu, and (3) bef. 22 Aug 1716 Sir George Maxwell of Orchardtoun, 3rd Bt., and had issue

2. Lady Frances Herbert (d. 18 Dec 1732), mar. Kenneth [Mackenzie], 4th Earl of Seaforth, and had issue

3. Lady Anne Herbert (dsp. 11 May 1748), mar. 23 May 1687 as his second wife Francis [Smith], 2nd Viscount Carrington

4. Lady Winifred Herbert (d. May 1749), mar. 2 Mar 1699 William [Maxwell], 5th Earl of Nithsdale, and had issue

5. Lady Lucy Herbert, a nun at Bruges


2 Jul 1696


4 Apr 1674 Earl of Powis, of Powis in the County of Montgomery

24 Mar 1686/7 Viscount Montgomery, of the Town of Montgomery, and Marquess of Powis

suc. by



suc. his father as 3rd Baron Powis 19 Jan 1666/7; accused by Titus Oates of involvement in a Popish conspiracy, indicted of high treason and imprisoned in the Tower 1678-85; Privy Councillor 1686; Lord Lieutenant of Cheshire and Chester 1687/8; Steward of the Royal Manors in Carmarthenshire, Cardiganshire, Radnorshire and Denbighshire and Recorder of Denbigh 1688; went into exile with King James II and was created by him 12 Jan 1688/9 Marquess of Montgomery, of the Town of Montgomery, and Duke of Powis; outlawed for high treason 1689/90; in Ireland with King James II 1689; Privy Councillor [I] and Lord Chamberlain of the Household 1689; Knight of the Garter from the deposed King James II 1692


William [Herbert], 2nd Marquess of Powis


c. 1665


c. 1695 Mary Preston (d. 22 Jan 1723/4), 1st surv. dau. and cohrss. of Sir Thomas Preston, 3rd Bt., of Furness Abbey, co. Lancaster, by his wife Hon Mary Molyneux, 1st dau. of Caryll [Molyneux], 3rd Viscount Molyneux


1. Lord William Herbert, later 3rd Marquess of Powis

2. Lord Edward Herbert (d. Nov 1734), mar. 7 Jul 1734 Lady Henrietta Waldegrave (b. 2 Jan 1716/7; mar. (2) 1738/9 John Beard, a singer at Covent Garden; d. 31 May 1753), only dau. of James [Waldegrave], 1st Earl Waldegrave, and had issue:

1a. Barbara Herbert (b. 24 Jun 1735; d. 12 Mar 1786), mar. 30 Mar 1751 Henry Arthur [Herbert], 1st Earl of Powis, and had issue

1. Lady Mary Herbert (dsp.), mar. Joseph Gage, Count Gage, younger brother of Thomas [Gage], 1st Viscount Gage, and 2nd son of Joseph Gage, of Sherborne Castle, co. Oxford

2. Lady Anne Herbert (dsp. 2 Oct 1757), mar. 18 Jan 1728/9 as his second wife Henry [Arundell], 6th Baron Arundell of Wardour

3. Lady Charlotte Herbert, mar. (1) Edward Morris, and (2) Edward Williams, of Yeslyn

4. Lady Theresa Herbert (d. 17 Jun 1723; bur. at Weston Underwood, co. Buckingham), mar. as his first wife Sir Robert Throckmorton, 4th Bt., of Coughton Court, co. Warwick, and had issue


22 Oct 1745

suc. by



Page of Honour to King James II 1685; imprisoned in the Tower May-Nov 1689, outlawed May 1696, surrendered Dec 1696, imprisoned in Newgate 1696-97, arrested 1715 and imprisoned in the Tower 1715-22; restored to his estates 1722


William [Herbert], 3rd Marquess of Powis


c. 1698


8 Mar 1747/8


On the death of the 3rd Marquess of Powis all his titles became extinct


 Last updated 6 Jan 2009



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