denis thomas obrien 22 rutland square now 33 parnell square attorney and catholic merchant the lay pontiff of ireland

1710 birth mary french daughter of christopher french of tyrone galway

???? birth thomas obrien

???? marraige thomas obrien to mary french

1736 birth denis thomas obrien younger son of thomas obrien and mary french obrien 

1737 thomas obrien was in business as a linen draper leasing premises in usshers quay dublin

???? birth mary obrien daughter of thomas obrien and mary french obrien younger sister of denis thomas obrien 

1756 death of thomas obrien died fairfield near ahascragh county galway

1758 john comerford married mary obrien younger sister of denis thomas obrien

1759 denis thomas obrien signed the address of catholic merchants and citizens of dublin to the lord lieutenant

1760s early denis thomas obrien was trading at ushers quay in partnership with john comerford  

1762  wedding denis thomas obrien was married to helena maria harold his father thomas obrien deceased 1756     denis thomas obrien married helen mary daughter of richard harold of pennywell limerick helena helen maria mary was great neice of sir john higgins physician to philip v of spain they had 4 sons arthur thomas anthony and john and 3 daughters jane maria and marie adelaide   

1763 birth of jane obrien eldest child of denis thomas obrien  

1765 birth maria obrien second daughter to denis thomas obrien and became a sister (nun) later in life sister mary clare obrien they were generous supporters of catholic charitable and educational causes  

???? birth of thomas obrien eldest son of denis thomas obrien and helena maria harold

1770 birth anthony obrien son of denis thomas obrien and helena maria harold obrien 

1771 denis thomas obrien took part in the business of the catholic committee from 1771 one of the cautious members

1772 denis thomas obrien prominent on the committee of merchants   

1773 denis thomas obrien prominent on the chamber of commerce

1778 birth marie adelaide third daughter to denis thomas obrien and helena maria harold obrien 

1779 march 10th denis thomas obrien husband to ellen maria harold merchants quay and merchant bought 2             warehouses in merchants quay and a house cook street  

1780 birth john obrien to denis thomas obrien and helena maria harold obrien 

1783 denis thomas obrien no longer prominent on the committee of merchants

1783 death mary french obrien wife of thomas obrien mother to denis thomas obrien    

1783 address to be confirmed there is a denis thomas obrien and co ironmonger and merchants vice president dublin chamber of commerce founded 1783 recorded        denis thomas obrien was able to invest £1,200;00;00 in bank of ireland

1784 marraige jane obrien to edmund comerford her first cousin and son of john comerford strengthened obrien comerford partnership

1784-85 denis thomas obrien moved into the cotton trade   

1786 january death at balbriggan county dublin thomas obrien esq aged 42 years eldest son of denis thomas obrien of the merchants (quay)  

1787 comerford and obrien had a calico and cotton factory at balbriggan county dublin and a warehouse in merchants quay dublin were joined by edward clarke who had a textile printing works at palmerstown county dublin carrying on the business of manufacturing and printing ???? plan correct extensive and novel in the kingdom  

1788 denis thomas obrien no longer prominent on the chamber of commerce

1788 death of barthelemy comte de basterot of bordeaux who had married frances or fanny duras daughter of james french of duras near kinvara county galway   

1791 december denis thomas obrien followed lord kenmare he seceded in december 1791 from the catholic committee 

1792 june 14th marraige thomas harold meade and helena maria in united churches of saint mary saint thomas saint george present witness denis thomas obrien and john roche

1792 denis thomas obrien represented the dublin parish of saint audeons and attended the catholic convention and took the chair at one of the sessions 1792-93  

1792 wolfe tone was leading advocate of the catholic cause the subcommittee consisted of the following persons denis thomas obrien listed 

1793 recession followed the outbreak of war between england and france the comerford obrien firm was said to have failed later it recovered  

1794 denis thomas obrien had a warehouse for sale of linen and cotton

1795 when theobald wolfe tone was about to emigrate to america in 1795 comerford and obrien provided him with bills of exchange payable by a firm in philadelphia 

1795 death john comerford 

1795   denis thomas obrien had a share in the commercial buildings company  he was a director of the royal exchange 

1796 october denis thomas obrien sent to lord carhampton his name and his sons as men willing to serve in the clonsilla cavalry   francis higgins on friendly terms with denis thomas obrien recalls john keogh got him to change his mind by telling him that if he joined the yeomanry catholics would no longer buy his goods 

1796 november 25th denis thomas obrien merchant and catholic activist joined the ouzel galley society for prestigious dublin merchants meetings in eagle tavern eustace street  denis thomas obrien had a warehouse for sale of linen and cotton 

1796 december french in bantry bay caused denis thomas obrien alarm

 1798 during the rebellion of 1798 denis thomas obrien firm like many others made a voluntary contribution of £200;00;00 to the treasury

1798 july 9th marraige marie adelaide obrien to a spendthrift french emigree jacques james only son of barthelemy comte de basterot (d1788) of bordeaux who married frances or fanny french duras daughter of james french of duras near kinvara county galway   

1798 another object of denis thomas obriens benevolence was the general magdalen asylum in townsend street of which he was a treasurer from its foundation in 1798 until his death   

1799 (hilary term denis obrien camden street barrister to be confirmed ) --- ouzel galley society move to the offices in the commercial building in dame street for the encouragement of trade between this kingdom and his majestys colonies

1800 birth in dublin bartholomew or barthelemy obrien son and only child of marie adelaide and jacques james educated at stonyhurst   

1801   t obrien denis thomas & richard merchants 23 merchants quay 

1801     22 rutland square 1801 (is 33 parnell square 2012) was sold by sir john bennett piers to denis t obrien attorney and merchant a member of the ouzel galley society  denis & thomas obrien merchants 23 merchant quay  

1801 february marraige anthony obrien eldest son of denis thomas of city of dublin to miss mary oconnor 4th daughter of hugh oconnor of dublin  

1801 edward lyons b1726 d1801 engraver and heraldic printer book plates issued by lyons on denis thomas obrien

1801 denis & thomas merchants 23 merchants quay wholesalers  

1802 to be confirmed death of thomas obrien a catholic merchant of dublin father of denis thomas obrien as this conflicts with 1756 record 

1802 foundation stone of house of recovery and fever hospital cork street dublin also the establishment lay college at maynooth latin greek french english trustee denis thomas obrien esq 

1803 denis obrien interests had been widely diversified as i beatrice have come across numerous leases of pieces of land in the palmerstown area of dublin where there was a large number of businesses run on watermills operating off the liffey one allusion which seemed rather quaint mentioned a rabbit skin mill while yet another a partnership in dye oil and wood mill in 1803 we find him leasing 2,194 acres of what was described as profitable land and a further 1,730 acres of unprofitable land (bog lake mountain) at rahan tullamore county kings offaly mr obrien had leased these lands from the earl of shelburne in the tullabeg and rahan districts at that time denis obrien of dublin came into possession of the estate at killina that adjoins the present day 2012 presentation convent and parish church denis obrien renovated rahan hunting lodge  31/2/1803 most noble william marquis of lansdowne earl of shelburne to denis thomas obrien dublin merchant the manor of readingstown orwise rahan or by whatever other name it has been called ...lands of ballycowan rahan alias readingstown etc 03/12/1803 ballinkillen alias tullaghbeg 225 acres rahan alias readingstown to d t obrien merchant dublin      denis thomas obrien known locally around the place as the lay pontiff of ireland     denis thomas obrien purchased rahan near tullamore kings county 

1804 gen magden asylum dublin gen dispensary etc townsend street treasurer denis thomas obrien esq

1804  t obrien denis thomas t meade & co merchants 23 merchants quay                                                                                        t obrien denis thomas merchant 33 rutland square 

1804 september 1st obrien denis thomas merchant 22 rutland square wholesale merchant and obrien denis thomas and t meade & co merchants 23 merchants quay wholesale    wholesale merchants free of the 6 & 10 per cent in the custom house dublin

1805  obrien denis thomas t meade & co merchants 23 merchants quay wholesalers                                                                                        obrien denis thomas merchant 33 rutland square  wholesalers 

 1805 march 3rd  st audeons christening of denis meade --denis t obrien present as godfather and sponsor registered thom obrien

1805 november 12th wedding anna maria ball aged 20 was married to john obrien younger son of mr denis thomas obrien who resided at 22 rutland square now 33 parnell square denis t obrien the father was in business in a mercantile house engaged in foreign import trade under the name of t meade and co and thomas meade was a partner for a time their premises were at 23 merchants quay and they also had extensive warehouses in cook street behind the quay mr obrien senior was a conservator of the peace a member of the ouzel galley society and the commercial buildings co  a director of the royal exchange insurance co a trustee of the lay college maynooth founded 1802 and treasurer of the general magdalen asylum in townsend street they lived in rutland square and john obrien his son was in partnership with his father denis thomas obrien       anna maria given a marriage portion of £5,000;00;00 and his son substantial settlement denis obrien was transferring lands rentals and a dwelling house on merchants quay to his son  

1805 november 28th soon after nelsons victory over the french and spanish at trafalgar denis thomas obrien joined a committee to erect a memorial to the admiral 28th november 1805 this was to be nelsons pillar in sackville street dublin 

1806 obrien denis tho & co merchants 23 merchants quay 

1806 july 6th orphan house built and opened harolds cross with thirty orphans from hendrick street house when mr obrien persuaded the committee to move along with his daughter maria obrien later sister mary clare    denis thomas obrien the main financial support of an orphanage in hendrick street which maria managed until 1806 when they transferred it to the poor clares nuns whose very survival in dublin owed much to the obriens 

1806 denis thomas obrien was also treasurer of the lay college maynooth 

1806 denis thomas obrien had homes in rutland square and at brooklawn near palmerstown 

1807 obrien denis tho & co merchants 23 merchants quay

1808 obrien denis tho & co merchants 23 merchants quay  

1809 denis thomas obrien retired from active business  

1809 obrien anthony merchant 4 molesworth street 

1810 obrien anthony merchant 4 molesworth street 

1811 obrien denis thomas merchant 33 rutland square west 

1812 maria obrien set up a school at rahan 

1813 death of jane obrien eldest child of denis thomas obrien 

1813 june 8th last will of denis thomas obrien  £80,000;00;00 in ready money and £5,000;00;00 due in rents from land £50,000;00;00 to a philanthropic daughter maria    marie adelaide a beneficiary of a legacy of £300;00;00 per annum from her father   

1813 obrien denis thomas merchant 53 rutland square west 

1814 obrien denis thomas merchant 53 rutland square west 

1814 january 5th charitable infirmary jervis street subscription for 1813 treasurer denis obrien having given up to the institution a profit rent of the concern of strand street which he was entitled to has withdrawn his annual subscription of 5 guineas report of the select committee of the public income and expenditure of the 6th day of january 1813 to 5th day of january 1814 

1814 augist 11th denis t obrien died and the following brief obituary from watty oxs irish magazine is worthy of quoting died at his house rutland street square denis thomas obrien esq an eminent merchant he was munificent pious and charitable he bequeatheed £1,000;00;00 to the fund for building the new chapel at marlborough street and £50,000;00;00 to an unmarried daughter whose benevolence and solicitude to do good to educate destitute infancy and relieve indigence must have influenced her parents in this ample distribution of his fortune to a lady who will not apply it to any giddy follies which are too much the pursuits of fashionable life      denis thomas obrien his death at the age of 78 occured in rutland square on 11th august 1814  anthony his eldest surviving son inherited £20,000;00;00 john recieved the business  irish magazine edited by walter cox £1,000;00 went towards the building of a chapel in marlborough street which became the catholic pro cathedral some other reports £1,000;00;00 distributed among various catholic charitable causes    

1819  arthur Guinness (1768-1855) of james gate and Beaumont artane he bought 22 rutland square now 2012 -----33 parnell square the house from the executors of denis Obrien ( his son Arthur of upper gardiner street and marie Obrien spinster of rahan lodge king co)

1825 november 14th dedication ceremony metropolitian cathedral dublin 900 benefactors of the cathedral buried in the vaults under the church crypts which extend under the department of education Marlborough street    obriens given a tomb in the crypt of the pro cathedral 

any more details on this mans life would be welcome 

for more information on future generations of this family

see ireland choose leinster choose offlay choose parish of rahan choose rahan lodge

see also choose leinster choose dublin choose parish of st georges choose obriens of 5 mountjoy square