O’Rourke (family name)

O’Rourkes listed in Dictionary of National Biography incl.—

Sir Brian na Murtha O’Rourke (d.1591), allowed to regain possession of Leitrim, 1578; rebelled, 1580; invaded Connaught, 1580; supported Spaniards, 1588; driven out by Sir Richard Bingham, 1589; fled to Scotland, and handed up by James IV; executed; identified with proud Irish rebel of Bacon’s essay, ‘Of Custom and Education’.
Brian Oge, or Brian na Samthach O’Rourke (d.1604), natural son of former and successor as The O’Rourke, made war on English and O’Donnells alternately; Edmund O’Rourke [see Falconer].
Tiernan O’Rourke (d.1172), king of Breffny; warred on Meath and Connaught; expelled from chiefship, 1141; restored soon after; attacked O’Connor, 1148; invaded Ulida [Ulster]; his wife carried off by O’Connor and Diarmait Mac Murchada, 1152; reparation made, 1167; slain by Hugo de Lacy.