Not sure what you are looking for, I do not have a connection to your family nor am I an Ireland Reaching Out Volunteer. There is a tree on Ancestry that shows he married Helena (Ellen) Grady in 1815. Record below is from RootsIreland. Per RootsIreland they had eight children born in Hospital and Herbertstown- John 1818, Ellen 1820, Michael 1822, Mary 1827, Johanna 1833, Catherine 1835, Edmond 1837, John 1841( RootsIreland shows John, Ancestry tree shows James, NLI page does not show child's name April 26, 1841), Per Ancestry tree, some of their children went to Australia and Denis' parents are identified as Patrick Moloney and Mary Neville. Ellen's parents are William Grady and Margaret Dillon. @@@@@@@@@@@@@@@@@@@@@@@@@@@@@
RootsIreland
Date of Marriage: 05-Feb-1815 Parish / District: BALLYBRICKEN & BOHERMORE County: Co. Limerick Husband Wife Name: Denis Molony Helena Grady Address: Not Recorded Ballibricken Denomination: Roman Catholic Roman Catholic Occupation: Not Recorded Not Recorded Age: Not Recorded Not Recorded Status: Not Recorded Not Recorded Husband's Father Wife's Father Name: Not Recorded Molony Not Recorded Grady Address: Denomination: Occupation: Not Recorded Not Recorded Husband's Mother Wife's Mother Name: Address: Denomination: Occupation: Witness 1 Witness 2 Name: James Grady James Halpin * Address: Notes: * AND BRIDGET KELLY. MARRIED BY REV. PHILIP CLEARY @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
Ancestry.com
Name: Ellen Grady Baptism Age: 0 Event Type: Baptism Birth Date: 1795 Baptism Date: 2 Nov 1795 Baptism Place: Tipperary, Cashel, Ireland Diocese: Cashel and Emly Father: William Grady Mother: Margaret Dillon @@@@@@@@@@@@@@@
I hope this helps.
Regards- Mary