Don't know if you have it, or need it, but found the marriage of Thomas Guy & Mary Ann today.
Married in the Church in Trevethin, 2nd August 1843.
Thomas Guy Esq, full age, bach, unknown Occ., Living in Parish of St Patrick, City of Waterford Ireland, father William Guy, Surgeon.
Mary Ann Edwards, full age, Spin, occ?, living Pontypool, father Thomas Edwards, Gentleman.
Only able to make out one witness name: Edwards.
Ray