
Lt Col Sir William James Allen KBE DSO was a Northern Irish unionist politician, soldier and businessman.

Lieutenant-Colonel Edward Arthur Butler was an English ornithologist and British Army officer. He is commemorated in the scientific specific name for the Omani owl, Strix butleri.

James Craig, 1st Viscount Craigavon, PC, PC (NI) DL, was a prominent Irish unionist politician, leader of the Ulster Unionist Party and the first Prime Minister of Northern Ireland. He was created a baronet in 1918 and raised to the Peerage in 1927.

Edmund De Wind, was a British Army officer during the First World War, and posthumous recipient of the Victoria Cross, the highest and most prestigious award for gallantry in the face of the enemy that can be awarded to British and Commonwealth forces.

William John English VC was an Irish born recipient of the Victoria Cross, the highest and most prestigious award for gallantry in the face of the enemy that can be awarded to British and Commonwealth forces.

Sir Francis Edward Evans was a British diplomat. Born in Belfast, Ireland, he was educated at the city's Belfast Royal Academy before being commissioned as a second lieutenant in the Royal Irish Rifles in December 1916. After serving in the First World War, he entered the civil service in 1919, and the following year completed a course for new consular entrants at the London School of Economics.

Air Chief Marshal Sir Edgar Rainey Ludlow-Hewitt, was a senior Royal Air Force commander. He was the second son and the second of five children of the Rev. Thomas Arthur Ludlow-Hewitt of Clancoole, Co. Cork and later vicar of Minety, Wiltshire and Edith Annie Hudson, only daughter of Alfred Ricketts Hudson of Wick House, Pershore and brother of Lieut. Colonel Alfred Henry Hudson, D.L., J.P.,, High Sheriff of Worcester 1918<The London Gazette Publication date:5 March 1918 Issue:30557 Page:2781>

Lieutenant Colonel Robert Blair "Paddy" Mayne, was a British Army soldier from Newtownards, capped for Ireland and the British & Irish Lions at rugby union, lawyer, amateur boxer and a founding member of the Special Air Service (SAS).

Brigadier Mervyn Noel Samuel McCord, CBE, MC, ADC was a decorated Irish officer of the British Army who served with distinction during the Korean War and rose to be Commanding Officer of the Ulster Defence Regiment.
Lieutenant Colonel Terence Brandram Hastings Otway DSO, was an officer in the British Army, best known for his role as commander of the paratroop assault on the Merville Battery on D-Day.

Lieutenant-Colonel Richard Martyn Parsons was a British Army marksman who played an important role developing and testing small arms and ammunition during the Second World War, and whose performance in post-war rifle competitions established him as one of the finest rifle marksmen in Britain.

Harry Francis Prevost Battersby (1862-1949) most well known as H. F. P. Battersby was a poet, novelist journalist and psychical researcher, who published under the name Francis Prevost.

Major-General Corran Wiliam Brooke Purdon was an Irish-born commando in the British Army, who took part in the raid on St Nazaire for which he was awarded the Military Cross. He was subsequently a prisoner in Colditz Castle.

General Sir James Stuart Steele was a senior British Army officer who served as Adjutant-General to the Forces.

Sir Huw Pyrs Wheldon, was a Welsh broadcaster and BBC executive.