Major General (Rtd) David Nial Creagh, The O'Morchoe (also known as David O'Morchoe), CB, CBE, KLJ, (born 17 May 1928, Dublin, Ireland) is a former British Army general. O'Morchoe is President of the Royal British Legion - Republic of Ireland  and also President of the reconstituted Leinster Regiment. and President of the Tipperary Remembrance Trust. He is the hereditary Chief and Prince of the Ó Murchadha (Murphy/Morrow) Sept, a cadet line of the ancient Irish dynasty the Uí Cheinnselaig, who were Kings of Leinster.
Post Army Service
He is a prominent figure at the Irish National Day of Commemoration ceremonies that are held in the Royal Hospital in Kilmainham, which is held annually to honour Irish men and women who died in past wars or in service with the United Nations. From 6 to 11 June 2007, The O'Morchoe represented the Association during the commemoration ceremonies in Belgium.
Major General David Nial Creagh O'Morchoe was awarded the CBE in the British New Year Honours 2007's Diplomatic Service and Overseas List "for services to British ex-servicemen and women in Ireland". In September 2010, he was invested as a Knight in the Order of Saint Lazarus (statuted 1910). In September 2014 he was suspended from his position in the Royal British Legion.
- Royal British Legion Republic of Ireland
- Leinster Regiment Association
- "On tour with the Royal British Legion as they bus to see the queen". Irish Times. Retrieved 3 October 2016.
- "President of Royal British Legion in Republic suspended". Irish Times. Retrieved 3 October 2016.
- Curley, Walter J.P., Vanishing Kingdoms: The Irish Chiefs and their Families. Dublin: Lilliput Press. 2004.
- Ellis, Peter Berresford, Erin's Blood Royal: The Gaelic Noble Dynasties of Ireland. Palgrave. Revised edition, 2002.
- International Association of Amateur Heralds website
- 2007 New Years Honours List
- BBC coverage of CBE award
- Tipperary Remembrance Trust