Dudley Alexander Sydney Cosby, 1st Baron Sydney (c. 1730 – 22 January 1774), was an Irish politician and diplomat.

Background

Cosby was the son of Pole Cosby, of Stradbally, Queen's County, and Mary, daughter of Henry Dodwell.

Dudley Cosby Dudley is a large market town and administrative centre in the county of West Midlands, England, southeast of Wolverhampton and northwest of Birmingham. Historically an exclave of Worcestershire, the town is the administrative centre of the M ...

was his grandfather.

Political and diplomatic career

Cosby was elected to the Irish House of Commons as one of two representatives for Carrick in 1763, a seat he held until 1768. In 1763 he was also appointed Minister Resident to Denmark, where he was to assist the aged Envoy Extraordinary,

Walter Titley Walter Titley (baptised 1698 – 1768) was an English diplomat, envoy-extraordinary at Copenhagen for 38 years. Life He was the son of Abraham Titley of Hopton, Staffordshire. He was admitted a king's scholar at Westminster School in 1714, and was ...

. He arrived in

Copenhagen Copenhagen ( or .; da, København ) is the capital and most populous city of Denmark, with a proper population of around 815.000 in the last quarter of 2022; and some 1.370,000 in the urban area; and the wider Copenhagen metropolitan ar ...

in February 1764, but returned to Britain already the following year. In 1768 he was elevated to the Peerage of Ireland as Lord Sydney, of Leix, Baron Stradbally.

Family

Lord Sydney married Lady Isabella, daughter of Thomas St Lawrence, 1st Earl of Howth and Isabella King, in December 1773. He died in January the following year, when the barony became extinct. Lady Sydney died in October 1836.

References

{{DEFAULTSORT:Sydney, Dudley Cosby, 1st Baron 1730 births 1774 deaths Barons in the Peerage of Ireland Peers of Ireland created by George III Ambassadors of Great Britain to Denmark Members of the Parliament of Ireland (pre-1801) for County Leitrim constituencies Irish MPs 1761–1768