CONNAUGHT, kŏn′na̤t (Ir. Connacht) . The northwestern and smallest of the four provinces of Ireland, bounded north and west by the Atlantic, east by Ulster and Leinster, and south by Munster (Map: Ireland, B 3). It contains the counties of Galway, Leitrim, Mayo, Roscommon, and Sligo. Area, 6807 square miles. Population, in 1841, 1,420,900; in 1891, 719,500; in 1901, 649,630.