Alexander Windsor, Earl of Ulster

Lord Ulster was born on 24 October 1974 at St Mary's Hospital, London, the eldest child and only son of the Duke and Duchess of Gloucester. At birth, he was ninth in the line of succession to the British throne but is now 29th, as of February 2021.

Educated at Eton College, Lord Ulster went up to King's College London where he read War Studies, graduating in 1996 as BA (Londin), before attending the Royal Military Academy Sandhurst.

Ulster was commissioned in the King's Royal Hussars on 10 April 1998 as a subaltern (second lieutenant) with seniority from 14 April 1995; he was given the service number 548299. He was promoted to lieutenant on 10 April 1998 with seniority from 14 April 1997,[2] and to the rank of captain on 16 October 2000.[3] He saw active service in Northern Ireland, Kosovo in 2002, as well as Iraq. Serving as an information operations staff officer in MND (SE), at Basrah he was responsible for advising on divisional level KLE, monitoring atmospherics within the city and advising on the communications strategy pertinent to the handover of Basrah Palace.[1] On 14 January 2003, he transferred from a Short Service Commission to an Intermediate Regular Commission.[4] On 28 April 2008, he was appointed to the Reserve of Officers, signalling his retirement from the British Army with the rank of acting major.[5]

Since leaving the Army, Lord Ulster has worked in non-governmental organisation roles, and is a director of Transnational Crisis Project.[6]

Ulster married Claire Alexandra Booth (born 29 December 1977), a physician, on 22 June 2002 at the Queen's Chapel, St. James's Palace.[7] Born at Sheffield, South Yorkshire, Booth went up to King's College, London, to study medicine, graduating MBBS in 2001, and MSc in 2007 from University College, London, before taking a PhD (London) in 2012.[8] The elder child of Robert Booth, FCMI (1948–2006) and Barbara née Hitchin,[9] Lady Ulster qualified as a paediatric specialist registrar, after which she became a consultant paediatrician.[10]

Lord and Lady Ulster have two children:

• Xan Richard Anders Windsor, Lord Culloden (born 12 March 2007)[11][12] who is 29th in line to the British throne[13]
• Lady Cosima Rose Alexandra Windsor (born 20 May 2010)[14] who is currently 30th in line to the British throne.

• – General Service Medal
• – NATO Kosovo Medal
• – Iraq Medal
• – Queen's Golden Jubilee Medal
• – Queen Elizabeth II Diamond Jubilee Medal