Quinn Family of Kilkeel, Down

Looking for information about Catharine Quinn(1810-1884) who was born in Kilkeel, Down on 02DEC1810, married Hugh Murphy, emigrated to the United States and settled in Vermont, USA before 1832. She had two sons and two daughters with Hugh Murphy. Hugh Murphy died in 1841. She married Artaban Hoyt in 1845. She was the daughter of Thomas and Ellen Quinn of Kilkeel, Down. Believe that she had at least two brothers, Matthew Quinn and William Quinn, who were born in Kilkeel, Down, emigrated to the United States and settled in Vermont. Any information about Catharine Quinn or her parents, Thomas and Ellen Quinn of Kilkeel, Down would be greatly appreciated.