Question: When was the  former derivatives broker who was also  Galway United CEO born 

Context paragraphs:
MF Global: MF Global, formerly known as Man Financial, was a major global financial derivatives broker, or commodities brokerage firm that went bankrupt in 2011.  MF Global provided exchange-traded derivatives, such as futures and options as well as over-the-counter products such as contracts for difference (CFDs), foreign exchange and spread betting.  MF Global Inc., its broker-dealer subsidiary, was a primary dealer in United States Treasury securities.  A series of perceived liquidity problems and large fines and penalties dogged MF Global starting in 2008, and led to its bankruptcy in 2011.

2008 Galway United F.C. season: 2008 Galway United F.C. season.  This is a list of competitive matches played by Galway United F.C. in during the 2008 League of Ireland Premier Division season.  Jeff Kenna served as player-manager of Galway United F.C. during this season.  During the season there were rumours of financial troubles and the selling of the players within the squad, most notably Derek O'Brien.  Relegation also loomed on the horizon.  However, a surge of great form which saw the United reach the 2008 FAI Cup semi-finals gave the club a fighting chance of survival.  A 3–0 victory over Finn Harps in the penultimate game of the season put survival in United's own hands and their victory the following week away to UCD ensured that Galway United would be playing in the League of Ireland Premier Division in 2009.

Eamonn Deacy Park: Eamonn Deacy Park, formerly known as Terryland Park, is an association football stadium in the Republic of Ireland based in the Terryland district of Galway.  It is owned by the Galway Football Association and is the home ground of both Galway United and Galway W.F.C..  It is named after Eamonn Deacy, a former Galway United and Aston Villa player and Republic of Ireland international.  In both 2007 and 2008, the ground was voted the best surface by the FAI.  It won the same award again in 2015.

Keadue Rovers F.C.: Keadue Rovers Football Club is a football club based in Keadue, County Donegal currently playing in the Ulster Senior League.  Founded in 1896, Keadue play their soccer at Central Park.  Nicknamed "The Gulls", Keadue are a well-respected junior football club in Ireland.  The club's most famous past player is Packie Bonner, who signed for Celtic at the age of 17 from Keadue Rovers.  Other famous sons to don the clubs famous candystripes were Dennis Bonner Galway United, Tony Boyle All Ireland winner with Donegal in 1992, Martin Ferry (formerly of Ayr United, currently Limavady United), Lee Boyle of Aston Villa and Mark Forker (former of Heart of Midlothian and currently at Institute).  Other names synonymous with the club are its most successful manager, Manus McCole and Anthony "Dutch" Doherty.  The club celebrated its centenary in 1996 with Celtic playing a game at Central Park.

Johnny O'Connor: Johnny O'Connor (born 9 February 1980) is an Irish rugby union coach and former player.  He is currently a strength and conditioning coach at his former club Connacht, having previously performed that role at football clubs Arsenal and Galway United.

Rogue Trader (film): Rogue Trader is a 1999 British biographical drama film written and directed by James Dearden and starring Ewan McGregor and Anna Friel.  The film centers in the life of former derivatives broker Nick Leeson and the 1995 collapse of Barings Bank.  It was based on Leeson's 1996 book "Rogue Trader: How I Brought Down Barings Bank and Shook the Financial World".

Declan Edwards: Declan Edwards (born 23 December 1989) is an Irish former footballer who played as a striker.  He represented Stockport County, Galway United and Northwich Victoria.

Tommy Dunne (footballer, born 1972): Tommy Dunne (born 27 April 1972 in Dublin) is a former footballer and former manager of Galway United in the League of Ireland Premier Division.

Nick Leeson: Nicholas William "Nick" Leeson (born 25 February 1967) is a former derivatives broker whose fraudulent, unauthorised speculative trading caused the spectacular collapse of Barings Bank, the United Kingdom's oldest merchant bank, for which he was sentenced to prison.  Since 1999 he became, and subsequently resigned as, the CEO of League of Ireland club Galway United, and has now partnered with an eLearning educator named Bizintra, mentoring new and experienced traders in avoiding the common pitfalls of trading the financial markets.  He is also active on the keynote and after-dinner speaking circuit where he advises companies about risk and corporate responsibility.

2010 Galway United F.C. season: 2010 Galway United F.C. season.  This is a list of competitive matches played by Galway United in 2010.  Following the departure of Sean Connor from his post at Dundalk, 24 hours after the final game of the season, Ian Foster sought permission from Galway United CEO Nick Leeson to speak with Dundalk, but was denied.  He subsequently resigned his position and was appointed team manager at Dundalk on 4 December 2009.  Foster cited alleged payment problems during the 2009 season as justification for his contact with Dundalk and his subsequent appointment there.  On 10 January 2010, Sean Connor was appointed as team manager by Galway United.  Between the end of 2009 and the start of the 2010 season, Galway United and Dundalk effectively swapped team managers, as Ian Foster moved in the opposite direction to Dundalk.

Supporting paragraphs: 2010 Galway United F.C. season Nick Leeson
Answer: 25 February 1967