The post you cite is over two years old. Genealogy and DNA research does not stand still it progresses and evolves. FTDNA had its 4th annual conference this past weekend, it would be nice if the Windham DNA Group Administrator would learn something about the field he is supposed to be administering!
My evidence is recorded on the following web pages:
1,000 YEARS OF O'NOLAN HISTORY IN IRELAND & THE NEW WORLD: MICHAEL O'NOLAN, COUNTY GALWAY - 1473, DONELL OGE O'NOLLOGHAN (O'NOLAN) OF GALWAY - 1500, DONELL OGE O'HOLOGHAN (O'NOLAN) OWNER OF QWAROWN BROWNE (CARROWBROWNE) CASTLE - 1574 AND THE DESCENDANTS OF TOMHAS O'H-UALLACHAIN (THOMAS NOLAN) AND AGNES MARTIN, BALLINROBE CASTLE, MAYO COUNTY IRELAND - PRIOR TO 1585 THOMAS NOLAN RESIDED AT "THE CREVAGHE" (CREAGH CASTLE) PURCHASING ENNISCRONE CASTLE IN COUNTY SLIGO AFTER 1597 DYING 18 JUNE 1628; JOHN NOLAN & FAMILY ATTACKED AND FORCEFULLY EVICTED FROM ENNISCRONE CASTLE, 1641-42; JOHN NOWLIN LIVING IN ISLE OF WIGHT COUNTY, VIRGINIA, 1643; THOMAS NOLIN (NOLUN) OF JAMES CITY COUNTY, VIRGINIA, 1717; WILLIAM NOWLAND (NOLAND) (NOWLIN) OF GOOCHLAND COUNTY, VIRGINIA, 1740.