The Right Honourable Sir Thomas Tyrwhitt Jones, Bt FRS
Portrait of Sir Thomas Jones, Bt from the Welsh Portrait Collection at the National Library of Wales
Member of Parliament for Shrewsbury
In office 1807–1811 Serving with Hon. William Hill
Preceded by	Hon. Henry Grey Bennet Hon. William Hill
Succeeded by	Hon. William Hill Hon. Henry Grey Bennet
Member of Parliament for Athlone
In office 1803–1806
Preceded by	William Handcock
Succeeded by	George Tierney
Member of Parliament for Denbigh
In office 1801–1802
Preceded by	Parliament of Great Britain
Succeeded by	Hon. Frederick West
In office 1797–1800
Preceded by	Richard Myddelton
Succeeded by	Parliament of the United Kingdom
Member of Parliament for Weymouth and Melcombe Regis
In office 1790–1791 Serving with Sir James Murray Richard Vanden-Bempde-Johnstone Andrew Stuart
Preceded by	Welbore Ellis John Purling Sir Thomas Rumbold Gabriel Steward
Succeeded by	Sir James Murray Richard Vanden-Bempde-Johnstone Andrew Stuart Sir James Johnstone
Personal details
Born	Thomas Tyrwhitt (1765-09-01)1 September 1765
Died	26 November 1811(1811-11-26) (aged 46) Clarence Lodge, Roehampton
Relations	Peniston Booth (grandfather)
Parent(s)	John Tyrwhitt Katherine Booth
Education	Winchester College
Alma mater	Christ Church, Oxford

Sir Thomas Tyrwhitt Jones, 1st Baronet FRS (1 September 1765 – 26 November 1811)^[1] of Stanley Hall, Shropshire, was a British politician.

Tyrwhitt was born on 1 September 1765. He was the eldest son of Captain John Tyrwhitt, RN, of Netherclay House, Bishop's Hull, Somerset, and the former Katherine Booth, daughter and heiress of the Very Rev. Peniston Booth, Dean of Windsor and Katherine (née Jones) Booth (a daughter of the Revd Canon Edward Jones).^[2] Among his siblings was Richard Tyrwhitt, a barrister who married Elizabeth Lipyeatt.^[3]

He was educated at Winchester and Christ Church, Oxford. He succeeded his cousin Sir Thomas Jones in 1782, adopting the additional surname of Jones in 1790.^[2]

He was the Member of Parliament for Weymouth and Melcombe Regis from 1790 to June 1791. Jones subsequently represented several other constituencies. He was MP for Denbigh Boroughs from January 1797 to 1802; Athlone from 22 August 1803 to 1806; and Shrewsbury from 1807 to 26 November 1811. He was created a baronet on 3 October 1808.^[2]

He was elected a Fellow of the Royal Society in 1800.^[4]

He married Harriet Rebecca, the daughter of Edward Williams of Eaton Mascott, Shropshire, with whom he had three sons and two daughters,^[2] including:^[3]

• Sir Thomas John Tyrwhitt-Jones, 2nd Baronet (1793–1839), who married Eliza Walwyn Macnamara, the youngest daughter of John Macnamara, of Saint Kitts, West Indies, in 1821.^[3]
• Charles Tyrwhitt-Jones (1801–1876), who married Emily Halliday, daughter of Adm. John Richard Delap Tollemache and Lady Elizabeth Stratford (a daughter of the 3rd Earl of Aldborough), in 1819.^[3]
• Harriet Emma Tyrwhitt-Jones (d. 1820), who married John Mytton in 1818.^[5]

He died on 26 November 1811 at his residence, Clarence Lodge near Roehampton, now in south-west London. He was succeeded by Sir Thomas John Tyrwhitt Jones, 2nd Baronet, MP for Bridgnorth and High Sheriff of Shropshire for 1816–1817.

Through his son Thomas, he was a grandfather of Sir Henry Tyrwhitt, 3rd Baronet, a Lieutenant in the Rifle Brigade who married Emma Harriet Wilson, suo jure Baroness Berners.^[3]

• Hansard 1803–2005: contributions in Parliament by Thomas Tyrwhitt Jones