J. J. Brennan

John James Brennan, known as J. J. Brennan (28 November 1887 to 11 October 1943), was an Irish sportsman who played hurling with Kilkenny. In a senior inter-county career that lasted from 1905 until 1914 he won four All-Ireland titles and four Leinster titles, playing in the All-Ireland Senior Hurling Championship in 1905, 1911, 1912 and 1913 during Kilkenny's greatest era. He also played rugby and won the Leinster Junior Cup with Kilkenny in 1920. Brennan was a doctor who worked in Kilkenny, as a ship's surgeon with the Cunard Line on the Mauretania, and later in London, before returning to Kilkenny.