| Code | P/0074 |
| Dates | 1737-1788 |
| Person Name | Montagu; Sir; George (1737-1788); 4th Duke of Manchester (1762-1788); of Kimbolton Castle |
| Surname | Montagu |
| Forenames | George |
| PreTitle | Sir |
| Title | 4th Duke of Manchester (1762-1788) |
| Epithet | of Kimbolton Castle |
| Relationships | Father: Sir Robert Montagu 3rd Duke of Manchester (c.1710-1762)
Mother: Harriet Dunch (1711-1755) daughter of Edmund Dunch of Little Wittenham [Berks]
Spouse: Elizabeth Dashwood (c. 1740–1832), daughter of Sir James Dashwood, 2nd Baronet of Kirtlington Park
Children of this marriage:
- Lord George Montagu, Viscount Mandeville (1763–1772), who died in childhood
- Lady Caroline Maria Montagu (1770–1847), m. James Graham, 3rd Duke of Montrose
- William Montagu, 5th Duke of Manchester (1771–1843)
- Lord Frederick Montagu (1774–1827), who died unmarried
- Lady Anna Maria Montagu (d. 1796), who died unmarried
- Lady Emily Montagu, (d. 1838), who served as Housekeeper of Hampton Court Palace |
| RefNo | Title |
| KMAN1/A/43/5 | Two title deeds to the Manchester estates |
| KMAN1 | Records of the Montagu family of Kimbolton Castle |
| KMAN1/A/17/4/14/2a | Letter to the Duke of Manchester from Charles Alexandre de Calonne, Paris [France] |
| KMAN1/A/21B/6/5 | Letter to the Duke of Manchester from the Duchess of Manchester |
| KMAN1/A/21B/6/2 | Letter to the Duke of Manchester from the Duchess of Manchester |
| KMAN1/A/21B/6/3 | Letter to the Duke of Manchester from the Duchess of Manchester |
| KMAN1/A/20B/12 | Two copy letters to George, 4th Duke of Manchester, from Marie Antoinette and Louis XVI, Versailles [France] |
| KMAN1/A/21B/6/13 | Extract from a letter to the Duke of Manchester from the Duchess of Manchester, Paris |
| KMAN1/A/21B/6/4 | Letter to the Duke of Manchester from the Duchess of Manchester |
| KMAN1/A/21B/6/6 | Letter to the Duke of Manchester from the Duchess of Manchester, Paris |
| KMAN1/A/21B/6/8 | Letter to the Duke of Manchester from the Duchess of Manchester, Paris |
| KMAN1/A/21B/6/7 | Letter to the Duke of Manchester from the Duchess of Manchester, Paris |
| KMAN1/A/21B/6/1 | Letter to the Duke of Manchester from the Duchess of Manchester |
| KMAN1/A/21B/6/9 | Letter to the Duke of Manchester from the Duchess of Manchester, Paris |
| KMAN1/A/21B/6/12 | Letter to the Duke of Manchester from the Duchess of Manchester, Paris |
| KMAN1/A/21B/6/10 | Letter to the Duke of Manchester from the Duchess of Manchester, Paris |
| KMAN1/A/21B/6/11 | Letter to the Duke of Manchester from the Duchess of Manchester, Paris |
| KMAN1/A/22A/5 | Title deeds to Montagu properties in Northamptonshire and Huntingdonshire |
| KMAN1/A/22a/14 | Papers relating to the debts of the late George, 4th Duke of Manchester |
| KMAN1/A/32/5/50 | List of the children of Robert late Duke of Manchester and of his duchess Harriet nee Dunch |
| KMAN1/A/32/7/25 | Letter to the Duke of Manchester from Ann Lady Corke and Orrery, Queen Street |
| KMAN1/A/23/2 | Administration of the estate of the late George Duke of Manchester, who died intestate |