U.S. President Joseph R. Biden

RTE.ie:  20 Jan 2021

"Today a true friend of Ireland, Joe Biden, became the 46th President of the USA," Taoiseach Micheál Martin said on Twitter today, as he celebrated the new US President's ancestral links to the country. 

"It is a day of history and hope and I look forward to forging ever closer ties between our two great nations."

https://www.rte.ie/news/us/2021/0120/1191009-biden-world-leaders/