The following is an incomplete list of Brennans recorded as the Bride or Groom or parents of the Bride or Groom in Roman Catholic Marriages in Roscommon 1860-1900.
Bartholomew Brennan & Brigid Brennan parents of Patrick Brennan, Kilteevan who married Brigid Brennan on April 15 1869, RC Parish Roscommon
Catherine Brennan & Patrick Fury parents of Patrick Fury, Cloonmore who married Margaret Brennan, Clooncraff on Feb. 20 1878, RC Parish Roscommon
Daniel Brennan, father of Margaret Brennan, Clooncraff who married William Brennan, Clooncraff son of John Brennan, Feb. 3 1866, RC Parish Roscommon
Daniel Brennan father of Patrick Brennan, Kilteevan who married Eleanor Kane on Feb. 26 1884. RC Parish Roscommon
Hugh Brennan, father of Margaret Brennan, Clooncraff who married James Coughlan on Aug. 2 1866, Roscommon Civil Marriage record
James Brennan & Catherine Tiernan parents of Anne Brennan, Cloncurra who married Henry Walsh on Feb. 27 1865, RC Parish Roscommon
James Brennan, Blacksmith father of William Brennan. Clooncraff who married Margaret Brennan, daughter of Daniel Brennan on Feb.3 1866, Roscommon Civil Marriage record
James Brennan, father of Maryanne Brennan, Kilteevan who married John Brennan, father James on Feb. 11 1884
John Brennan & Ursula Greely, parents of Joan Brennan, Clooncraff who married Thomas Quigly on Aug. 20 1876
John Brennan & Eleanor Brennan parents of Margaret Brennan, Kilteevan who married Matthew Lough on Nov. 14 1864, Rc Parish Roscommon
John Brennan & Mary Donnelly parents of Thomas Brennan, Clooncraff who married Catherine Flynn on Jan. 27 1879, RC Parish Roscommon
John Brennan father of Mary Brennan who married Thomas Scally on Feb. 21 1878, RC Parish Roscommon
John Brennan, father of Catherine Brennan, Clooncraff who married John Fox on Feb. 3 1868, RC Parish Roscommon
John Brennan, Blacksmith father of Jane Brennan, Cloonruff (Clooncraff??) who married Thomas Quigley on Aug. 18 1876. Roscommon Ciivil Marraige record
Luke Brennan, Tailor, father of Michael James Brennan, Churchborough who married Anne Fury on Jun. 25 1894 Roscommon Civil Marriage record
Luke Brennan, Carpenter father of Peter Brennan, Kilteevan who married Mary Walsh on Nov. 26 1867, Roscommon Civil Marriage record
Luke Brennan, father of Thomas Brennan, Clooncraff who married Mary Anne Gilleran on Feb. 18 1867. RC Parish Roscommon
Luke Brennan, father of John Brennan, Cullenboy who married Sara Gately on Feb 20 1865
Margaret Brennan & Henry Walsh parents of Henry Walsh, Cullenboy who married Anne Brennan on Feb 27 1865, RC Parish Roscommon
Michael Brennan & Margaret Hanly parents of Patrick Brennan, Aughnadusa who married Catherine Kilmartin Feb. 22 1870 RC Parish Roscommon
Michael Brennan & Mary Brennan parents of Brigid Brennan, Clooncraff who married Patrick Brennan on April 15 1869, RC Parish Roscommon
Michael Brennan & Mary Fox parents of Margaret Brennan, Clooncraff who married Patrick Fury on Feb. 20 1878, RC Parish Roscommon
also of Sarah Brennan, Clooncraff who married Luke Hanly on Jan. 18 1883, RC Parish Roscommon
Michael Brennan & Ann Hanly parents of Michael Brennan, Clooncraff who married Mary Kenny on May 4 1897, RC Parish Roscommon
Owen/Eugene Brennan & Ann Hayden parents of James Brennan who married Bridget Tiernan
Luke Brennan who married Barbara Mc Gowan
John Brennan who married Jane Miller
Eugene Brennan father of Catherine Brennan, Kilteevan who married Martin Stroker on May 27 1883, RC Parish Roscommon
Patrick Brennan & Mary Johnstone
Patrick Brennan father of Andrew Brennan, Roscommon who married Eleanor Flynn, Kilteevan on Aug. 30 1883, RC Parish Roscommon
William Brennan & Maria Geraghty married Feb. 15 1876, RC Parish of Killinvoy & Kilmain, Roscommon
William Brennan & Brigid Casserly parents of Mary Brennan, Kilteevan who married Joseph Stroker Oct. 14 1868
William Brennan & Catherine Gevern parents of Margaret Brennan, Clonsellan who married Thomas Feeney on Feb 3 1876, RC Parish Roscommon
and also Thomas Brennan, Cloongellen who married Margaret Flynn on Dec 10 1880, RC
Parish Roscommon
William Brennan father of Anne Brennan, Clonsellan who married Thady Creaven on March 5 1867, RC Parish Roscommon