Sir Augustus d'Este

E197894

Sir Augustus d'Este was an illegitimate grandson of King George III of the United Kingdom, known for his long legal battle over the validity of his parents’ marriage and his resulting claim to royal titles.

All labels observed (1)

Label Occurrences
Sir Augustus d'Este canonical 1

How this entity was disambiguated

Statements (47)

Predicate Object
instanceOf British nobleman
human
illegitimate royal descendant
burialPlace Kensal Green Cemetery
countryOfCitizenship United Kingdom
dateOfBirth 1794-01-13
dateOfDeath 1848-12-28
deathCause complications associated with multiple sclerosis
era Georgian era
early Victorian era
ethnicGroup British
familyName d'Este
linked to: d’Este
father Prince Augustus Frederick, Duke of Sussex
fatherTitle Duke of Sussex
givenName Augustus
grandfather King George III
hasDisability multiple sclerosis
honorificPrefix Sir
knownFor prolonged litigation regarding royal succession and titles
languageSpoken English
legalClaimBasis secret marriage of his parents in Rome and London
legalIssue Royal Marriages Act 1772
legalProceeding case before the House of Lords on his legitimacy
legitimacyStatus considered illegitimate in British law
militaryBranch British Army
mother Lady Augusta Murray
motherTitle Lady
nobleFamily House of Hanover
notableFor claim to royal titles and succession rights
early well-documented case of multiple sclerosis
legal battle over the validity of his parents' marriage
occupation army officer
parentsMarriageLocation London
linked to: London, England

Rome
parentsMarriageStatus declared invalid under the Royal Marriages Act 1772
paternalGrandfather King George III
paternalGrandmother Queen Charlotte of Mecklenburg-Strelitz
linked to: Queen Charlotte
placeOfBirth London
linked to: London, England
placeOfDeath London
linked to: London, England
positionOnRoyalMarriagesAct argued that his parents' marriage was valid despite the Act
religion Church of England
residence London
linked to: London, England
sexOrGender male
sibling Ellen Augusta d'Este
linked to: Augusta Emma d'Este
titleClaim Prince of the United Kingdom
Royal Highness
titleClaimOutcome unsuccessful

How these facts were elicited

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

Augustus Frederick, Duke of Sussex child Sir Augustus d'Este