Algernon Sidney

About

British politician and political theorist (1623-1683)

Quick Facts

Name: Algernon Sidney
Born: 1623-01-15
Died: 1683-12-07
Occupation: diplomat / politician / writer
Citizenship: Kingdom of England
Birthplace: Baynard's Castle

Relationships

Family

FatherRobert Sidney, 2nd Earl of Leicester
MotherDorothy Sidney, Countess of Leicester
SiblingDorothy Spencer, Countess of Sunderland
SiblingPhilip Sidney, 3rd Earl of Leicester
SiblingHenry Sydney, 1st Earl of Romney

Dates reflect listed records; an unspecified end date does not establish current status.

Languages

Native language

English

Spoken, written or signed

English

Sources & Credits

Wikidata · Q1034181 ↗
Biographical data from Wikidata (CC0). Fact links open the corresponding statements and references.
Portrait source & license ↗

Facts retrieved 2 Nov 2026, 02:20 UTC.