Vivion de Valera Vivion de Valera Vivion Laurence de Valera (13 December 1910 – 16 February 1982) was an Irish Fianna Fáil politician, businessman and lawyer who served as a Teachta Dála (TD) from 1945 to 1981. He was the eldest child of Éamon de Valera and Sinéad de Valera. He was named after his paternal grandfather, Juan Vivion de Valera. Born in Dublin in 1910, Vivion de Valera was educated at Blackrock College, University College Dublin (MSc, PhD) and King's Inns. While at UCD, he was auditor of the Literary and Historical Society. He was called to the Bar in 1937. After
Éamon de Valera and two daughters: Máirín (1912–84) and Emer (1918–2012). Brian de Valera predeceased his parents. While he was already involved in the Gaelic Revival, de Valera's involvement in the political revolution began on 25 November 1913, when he joined the Irish Volunteers. The organisation was formed to oppose the Ulster Volunteers and ensure the enactment of the Irish Parliamentary Party's Third Home Rule Act won by its leader John Redmond. After the outbreak of World War I in August 1914, de Valera rose through the ranks and it was not long before he was elected captain of the Donnybrook branch. Preparations