Cearbhall Ó Dálaigh, President of Ireland (born 1911)

Cearbhall Ó Dálaigh was an Irish Fianna Fáil politician, judge and barrister who served as the president of Ireland from December 1974 to October 1976.

March 21 is the 80th day of the year in the Gregorian calendar; 285 days remain until the end of the year.