Ninth modern Taoiseach of the Ó Dubhda Clan; CEO and entrepreneur (Treefrog Inc.); singer-songwriter and guitarist
Sixth modern Taoiseach of the Ó Dubhda Clan (2015–2018); curator of the W. B. Yeats and 1798 Rising self-guided tours.
Fifth modern Taoiseach of the Ó Dubhda Clan (2012–2015); first Irish-born Taoiseach of Tireragh since Tadhg Buidhe in 1595.
Eighth modern Taoiseach of the Ó Dubhda Clan (2022–2025); opened the 2022 rally with his “Back to Adam” genealogy lecture; oversaw the rebuilding of the clan's website.
Second modern Taoiseach of the Ó Dubhda Clan (2003–2006); inaugurated at Enniscrone Castle.
Third modern Taoiseach of the Ó Dubhda Clan (2006–2009); collector of variant spellings and architect of the clan's travelling exhibition.
Seventh modern Taoiseach of the Ó Dubhda Clan (2018–2022); first woman Chief of the Name in the clan's recorded history; oversaw the adoption of a written Clan Constitution.
Fourth modern Taoiseach of the Ó Dubhda Clan (2009–2012); deepened the clan's ties with the Australian branch.
Current Tánaiste of the Ó Dubhda Clan (2025–2028) and Taoiseach-elect; retired Illinois State Trooper and former Chief of Police.
First modern Taoiseach of the Ó Dubhda Clan (2000–2003); architect of the modern council structure and chronicler of the Gatherings.