Which significant Sinn Féin politician attended the Dr. McKenna Cup?
Martin McGuinness James Martin Pacelli McGuinness (Irish: "Séamus Máirtín Pacelli Mag Aonghusa" ; 23 May 1950 – 21 March 2017) was an Irish republican and Sinn Féin politician who was the deputy First Minister of Northern Ireland from May 2007 to January 2017.
Jennie Wyse Power Jane "Jennie" Wyse Power (née O'Toole; 1 May 1858 – 5 January 1941) was an Irish activist, feminist, politician and businesswoman. She was a founder member of Sinn Féin and also of Inghinidhe na hÉireann. She rose in the ranks to become one of the most important women of the revolution. President of Cumann na mBan, she left the radicalised party and formed a new organisation called Cumann na Saoirse, holding several senior posts in the Dáil during the Free State.