Brendan Behan / Breandán Ó Beacháin

Brendan Francis Behan (Irish: Breandán Ó Beacháin) (9 February 1923 – 20 March 1964) was an Irish poet, short story writer, novelist, and playwright who wrote in both Irish and English. He was also an Irish republican and a volunteer in the Irish Republican Army.

http://en.wikipedia.org/wiki/Brendan_Behan