Barry & Cosgrove Ancestors From Tallow, Waterford

Looking for connections to Thomas Barry and Bridgid Cosgr*ve family from Tallow, Ireland. Since a sponsor at some of their children's baptisms was an Ellen Connors, trying to find out if this may be Bridgid's parents:
First name(s) Brigida
Last name Cosgrave
Birth year -
Baptism year 1798
Baptism date 18 Feb 1798
Parish Ballybricken, Waterford City
Alternative parish names Ballybricken, Waterford City, Trinity Without
Diocese Waterford and Lismore
County Waterford
Country Ireland
Father's first name(s) Michaelis
Father's last name Cosgrave
Mother's first name(s) Ellena
Mother's last name Liu??
Repository
National Library of Ireland
National Library of Ireland register
Register Baptism
Record set Ireland Roman Catholic Parish Baptisms
Category Birth, Marriage & Death (Parish Registers)
Subcategory Parish Baptisms
Collections from Ireland
Nov 26/2019 from Facebook Irish Eyes Genealogy Group.

Marriage Record of Thomas Barry & Bridgid Cosgrove. I keep getting DNA matches with Connors, McCarthy, Power, Noonan, Murphy etc.

Marriage Record for Thomas Barry & Brigid Cosgrove/Cosgrave
Date of Marriage: July 12, 1818
Place, Tallow, Waterford County, Ireland
Religion, both Roman Catholic
Witness 1 Joanne Cosgrove
Witness 2 Mary Healy
Officator, Foran, N.
Place, Tallow, Waterford, Ireland
Thank you for your interest and would love to hear from other Tallow families. Mary Cudmore