Brighid was always a favourite female name in Ireland, and has become one of the very few Keltic ones of European popularity.  This was owing to a maiden who was brought up by a bard, and afterwards became a pupil of St. Patrick; and from a solitary recluse at Kildare, rose to be the head of five hundred nuns, and was consulted by the synod of bishops.  She died in 510, and after her death, a copy of the Gospels was found in her cell, too beautiful to have been written by mortal hand, "with mystical pictures in the margent, whose colours and workmanship were, at first blush, dark and unpleasant, but in the view marvellously lively and artificiall."
    It was long kept at Kildare, and a little hand-bell, such as was much used by the Irish missionaries, and which had belonged to her, and was, therefore, called Clogg Brighde, or Bridget's Bell, was exhibited to the devout, in both England and Ireland, until it was suppressed by a prohibition from Henry V., perhaps, because it tended to keep up a national spirit.
    She was one of the patron saints of Ireland, and was regarded with such devotion, both there and in Scotland, that children were baptized as her servants, Maol Brighde, Giollabrid;... (History of Christian Names, Yonge, 1884)