Many of these people had geographical features named after them by Cook. Those that did have live links to gazetteer pages where further information about the person and the features can be found.
| Dates | Name | Cook's whereabouts |
| 1744-54 | Henry Pelham. | North Sea coal trade. |
| 1754-56 | Thomas Pelham-Holles, Duke of Newcastle-upon-Tyne. | Coal trade. Joins Royal Navy. |
| 1756-57 | William Cavendish, 1st Duke of Devonshire. | HMS Eagle, Soleby, Pembroke. |
| 1757-62 | Thomas Pelham-Holles, Duke of Newcastle-upon-Tyne. | HMS Pembroke, Northumberland. In Canada. |
| 1762-63 | John Stuart, 3rd Earl of Bute. | HMS Northumberland, Tweed. Newfoundland. |
| 1763-65 | George Grenville. | Grenville.Newfoundland. |
| 1765-66 | Charles Watson Wentworth, 2nd Marquis of Rockingham. | Grenville.Newfoundland. |
| 1766-67 | William Pitt, 1st Earl of Chatham. | Grenville.Newfoundland. |
| 1767-70 | Augustus Henry Fitzroy, 3rd Duke of Grafton. | Grenville.Newfoundland. Endeavour.First voyage. |
| 1770-82 | Frederick North, 8th Lord North. | Endeavour, Resolution.First, second & third voyages. |
| Dates | Name | Cook's whereabouts |
| 1744-48 | John Russell, 4th Duke of Bedford. | North Sea coal trade. |
| 1748-51 | John Montagu, 4th Earl of Sandwich. | North Sea coal trade. |
| 1751-56 | George Anson, 1st Baron Anson. (N). | Coal trade. Joins Royal Navy. |
| 1756-57 | Richard Grenville-Temple, 2nd Earl Temple. | HMS Eagle, Solebay. |
| 1757 | Daniel Finch, 3rd Earl of Winchilsea and Nottingham | HMS Pembroke. |
| 1757-62 | George Anson, 1st Baron Anson.(N). | HMS Pembroke. Northumberland. In Canada. |
| 1762 | George Montagu Dunk, 2nd Earl of Halifax. | HMS Northumberland. In Canada. |
| 1762-63 | George Grenville. | HMS Northumberland, Tweed. Newfoundland. |
| 1763 | John Montagu, 4th Earl of Sandwich. | HMS Tweed.Newfoundland. |
| 1763-66 | John Perceval, 2nd Earl of Egmont. | Grenville.Newfoundland. |
| 1766 | Sir Charles Saunders. (N). | Grenville.Newfoundland. |
| 1766-71 | Edward Hawke, Baron Hawke. (N). | Grenville.Newfoundland.Endeavour. First voyage. |
| 1771-82 | John Montagu, 4th Earl of Sandwich. | Endeavour, Resolution.First, second and third voyages. |
| Dates | Name | Dates | Name |
| 1744-51 | George Anson, 1st Baron Anson. (N). | 1746-49; 1754 | William Wildman Barrington, 2nd Viscount Barrington. |
| 1746-56 | William Ponsonby, Viscount Duncannon. | 1747-55 | Welbore Ellis, 1st Baron Mendip. |
| 1748-56 | Thomas Villiers, Lord Hyde. | 1749-51 | Granville Leveson Gower, Viscount Trentham. |
| 1751-57 | Sir William Rowley. (N). | 1751-61 | Edward Boscawen. (N). |
| 1754-55 | Charles Townshend. | 1754-56 | John Bateman, 2nd Viscount Bateman. |
| 1754-56 | Richard Edgcumbe. | 1756-57 | Temple West. (N). |
| 1756 | John Pitt. | 1756-65 | Sir George Hay. |
| 1756-63 | Thomas Hunter. | 1756-61 | Sir Gilbert Elliot. |
| 1756-63 | John Forbes. (N). | 1757 & 1763-65 | John Proby, 1st Lord Carysfort. |
| 1757 | Savage Mostyn. (N). | 1757 | Edwin Sandys. |
| 1757-65 | Hans Stanley. | 1761-63 | George Bussy Villiers. |
| 1761-63 | Thomas Pelham. | 1763 | James Harris. |
| 1763-65 | Richard Howe, 4th Viscount Howe. (N). | 1763-65 | Thomas Pitt |
| 1763-65 | Henry Digby, 7th Lord Digby. | 1765-66 | Sir Charles Saunders. (N). |
| 1765-66 | Augustus Keppel, Viscount Keppel. (N). | 1765-70 | Charles Townshend, 1st Baron Bayning. |
| 1765-80 | John Buller. | 1765-66 | Sir William Meredith. |
| 1765-66 | John Yorke. | 1766-77 | Henry Temple, 2nd Viscount Palmerston. |
| 1766-80 | Sir George Yonge. | 1766-70 | Sir Piercy Brett. (N). |
| 1766-68 | Charles Jenkinson. | 1768-79 | Lord Charles Spencer. |
| 1770-71 | Francis Holburne. (N). | 1770-82 | Wilmot Vaughan, 4th Viscount Lisburne. |
| 1770-72 | Charles James Fox. | 1771-75 | Augustus John Hervey, 3rd Earl of Bristol. (N). |
| 1772-74 | Thomas Bradshaw. | 1774-82 | Henry Penton. |
| 1775-79 | Sir Hugh Palliser. (N). | 1777-82 | Constantine John Phipps, 2nd Baron Mulgrave. (N). |
| 1779-80 | Robert Man | 1779-82 | Bamber Gascoyne. |
| 1780-82 | Charles Francis Greville. | 1780-82 | George Darby. (N). |
| Dates | Title | Name |
| 1751-59 | Secretary | John Clevland |
| 1759-63 | First Secretary | John Clevland |
| 1763-83 | Secretary | Sir Philip Stephens. |
| 1783-95 | First Secretary | Sir Philip Stephens. |
| Dates | Title | Name |
| 1744-46 | Deputy Secretary | Robert Osborn. |
| 1756-59 | Deputy Secretary | John Milnes. |
| 1759-63 | Second Secretary | Sir Philip Stephens. |
| 1764-66 | Deputy Secretary | Charles Fearne. |
| 1766-82 | Deputy Secretary | Sir George Jackson. |
| Dates | Name |
| 1755-56 | Sir Charles Saunders. (N). |
| 1756 | Digby Dent. (N). |
| 1756-70 | George Cockburn. (N). |
| 1770-75 | Sir Hugh Palliser. (N). |
| 1775-78 | Maurice Suckling. (N). |
| Dates | Name |
| 1743-58 | Charles Burley. |
| 1758-66 | Sir George Jackson. |
| 1766-80 | Daniel Stow. |
| Dates | Name |
| 1749-55 | J Allin. |
| 1755-71 | Thomas Slade. |
| 1755-65 | William Bately. |
| 1765-84 | Sir John Williams |
| Dates | Name |
| 1756-62 | George Grenville. |
| 1762-65 | William Wildman, Viscount Barrington. |
| 1765-70 | Richard Howe, 4th Viscount Howe. |
| 1770-77 | Sir Gilbert Elliott. |
| 1777-82 | Welbore Ellis, 1st Baron Mendip. |
| 1782 | Isaac Barré. |
| 1782-83 | Henry Dundas, 1st Viscount Melville. |
| 1783 | Charles Townshend, 1st Baron Bayning. |
| Dates | Name |
| 1765-70 | George Brydges Rodney, Baron Rodney. (N). |
| 1771 | Francis Holburne. (N). |
| 1771-80 | Sir Charles Hardy. (N). |
| 1780- | Sir Hugh Palliser. (N). |
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