Fergal Tynan is the latest person to pass his Master of Wine exam, becoming the third MW of 2005.
Tynan, 32, a Trinity College graduate, is the MD of Capricorn Wines, the New World Division of Boutinot.
Dennis Whiteley, group MD of Boutinot, said: We're extremely proud of Fergal, our second new MW of the year.' Boutinot marketing manager Jean Wareing passed her MW in May.