Below is an incomplete list of diplomats from the United Kingdom to the Grand Duchy of Tuscany, specifically Heads of Missions.
1600–1601: Lodowick Bryskett Special Ambassador[1]
1603–1604: Sir Anthony Standen Special Ambassador[1]
1604: Sir Michael Balfour Special Ambassador[1]
1608–1609: Sir Stephen Lesieur Special Ambassador[1] No representation
No representation
1661: George Digby, 2nd Earl of Bristol Special Ambassador[1]
1670: Viscount Fauconberg Ambassador Extraordinary[1]
1670: Clement Cottrell Special Ambassador[1]
1670: James Hamilton[1]
1672: Sir Bernard Gascoigne in Florence during mission to Emperor of Germany[1]
Also to Parma, Modena and Lucca from 1818[4]
In 1858, the Grand Duchy was occupied by Sardinia and abolished in 1859