Douglas Hyde

Douglas Ross Hyde, known as An Craoibhín Aoibhinn, was an Irish academic, linguist, scholar of the Irish language, politician, and diplomat who served as the first president of Ireland from June 1938 to June 1945. He was a leading figure in the Gaelic revival, and the first president of the Gaelic League, one of the most influential cultural organisations in Ireland at the time. (Wikipedia)