INNISBOFFIN, or INCIIBOFIN, an island in Lough Ree, in the parish of NOGHEVAL, barony of KILKENNY-WEST, county of WESTMEATH, and province of LEINSTER; containing 27 acres of arable land: the population is returned with the parish. An abbey was founded here in the early part of the sixth century by St. Rioeh, nephew of St. Patrick, which was burnt In 770, pillaged several times in the eleventh century, and destroyed by the Danes in 1089.