William Connolly mentioned in the record of Michael Mcgrath and Mary Connolly, his daughter.
Michael Mcgrath married Mary Connolly 24 Feb 1868 at Temploum, Col Kilkenny, Ireland. His father's name is Edmond Mcgrath, spouses father's name is William Connolly.
"Ireland Marriages, 1619-1898," database, FamilySearch