Brian Stanley chanted 'Up the Republic' with a Martin McGuinness pin on his lapel as he was deemed elected on the first count in Laois-Offaly.
He received 16,654 first preference votes, well in excess of the 11,571 quota. Barry Cowen was a remote second on 8,677 votes.
Read his reaction to being elected HERE.
Keep up to date with the count as it progresses HERE.
Subscribe or register today to discover more from DonegalLive.ie
Buy the e-paper of the Donegal Democrat, Donegal People's Press, Donegal Post and Inish Times here for instant access to Donegal's premier news titles.
Keep up with the latest news from Donegal with our daily newsletter featuring the most important stories of the day delivered to your inbox every evening at 5pm.