Below is an incomplete list of diplomats from the United Kingdom to the Grand Duchy of Tuscany, specifically Heads of Missions.
Elizabeth I of England sent no envoys to Italy before 1600.
1600–1601: Ludovick Bryskett Special Ambassador
1603–1604: Sir Anthony Standen Special Ambassador
1604: Sir Michael Balfour Special Ambassador
1608–1609: Sir Stephen Lesieur Special Ambassador
No representation
1631–1633: Jerome Weston
No representation
1659–1664: Joseph Kent Agent1661: George Digby, 2nd Earl of Bristol Special Ambassador
1665–1671: Sir John Finch Ambassador1670: Viscount Fauconberg Ambassador Extraordinary
1670: Clement Cottrell Special Ambassador
1670: James Hamilton
1672: Sir Bernard Gascoigne in Florence during mission to Emperor of Germany
1678: Thomas Plott Agent
1681–1689: Sir Thomas Dereham, Bt Minister Resident
1689–1690: Sir Lambert Blackwell
1690–1697: No diplomatic relations Sir Lambert Blackwell resided at Leghorn as consul
1697–1705: Sir Lambert Blackwell
1704–1711 Dr Henry Newton
1710–1714: Hon. John Molesworth
1714–1722: Henry Davenant
1722–1724: Hon. John Molesworth Envoy to Savoy but residing in Tuscany 1722-1723 and treated as Plenipotentiary
1724–1733: Francis Colman Resident
1733–1734: Brinley Skinner (consul) Chargé d'affaires
1734–1739: Charles Fane
Envoys Extraordinary and Ministers Plenipotentiary
1740–1786: Sir Horace Mann, 1st Bt Chargé d'affaires 1738-1740; Minister 1740-1765; Envoy Extraordinary 1767-1782; Envoy Extraordinary and Plenipotentiary 1782-1786
1786–1787: Sir Horace Mann, 2nd Bt Chargé d'affaires after his father's death
1787–1788: John Udney (Consul at Leghorn) Chargé d'affaires1787: William Fawkener (pro tempore)
1787–1794: John Hervey, Lord Hervey
1794–1814: Hon. William Wyndham
1814–1818: John Fane, Lord Burghersh
Also to Parma, Modena and Lucca from 1818
1818–1830: John Fane, Lord Burghersh
1830–1835: Sir George Seymour
1835–1838: Hon. Ralph Abercromby
Envoy Extraordinary and Minister Plenipotentiary to the Grand Duke of Tuscany
1838–1846: Hon. Henry Fox
1846–1850: Sir George Hamilton
1850–1851: Richard Sheil
1851–1852: James Hudson
1852–1854: Sir Henry Bulwer
1854–1858: Constantine Phipps, 1st Marquess of Normanby
1858: Henry Howard (pro tempore)
1858: Richard Lyons
Dec 1858–1859: Peter Campbell Scarlett
In 1858, the Grand Duchy was occupied by Sardinia and abolished in 1859