Dictionary of Irish Architects 1720 - 1940

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Name Born Died Floruit
O'BOYLE, M.J. 1879/80 - 20c1 20c2 -
O'BOYLE, THOMAS - - 20c1 - -
O'BRIEN, - [1] - - 19c1 - -
O'BRIEN, - [2] - - 19c1
O'BRIEN, CATHERINE * 1881 1963 20c1 20c2 10c3
O'BRIEN, DANIEL * - - 18c2 - -
O'BRIEN, EDWARD CONOR MARSHALL 1880 1952 20c1 20c2 -
O'BRIEN, EDWARD S. - - 20c1 - -
O'BRIEN, JAMES [1]* - - 18c4 - -
O'BRIEN, JAMES [2]* - - 19c2 - -
O'BRIEN, JAMES [3] 1859/60 - 20c1 - -
O'BRIEN, JOHN - - 19c2 - -
O'BRIEN, JOHN PAUL 1865/66 - 20c1 - -
O'BRIEN, JOSEPH GEORGE - - 19c2 - -
O'BRIEN, JOSEPH [1]* - - 19c1 19c2 -
O'BRIEN, JOSEPH [2]* - - 19c3 - -
O'BRIEN, MICHAEL [1]* - - 19c1 19c2 -
O'BRIEN, MICHAEL [2]* - - 19C2 - -
O'BRIEN, MICHAEL [3] - - 20c2 - -
O'BRIEN, ROBERT DONOUGH 1844 1917 19c3 19c4 20c1
O'BRIEN, SAMUEL - - 19c2 - -
O'BRIEN, THOMAS L. - - 20c1 - -
O'BRIEN, THOMAS [1] - - 18c3 18c4 19c1
O'BRIEN, THOMAS [2] - - 18c4 - -
O'BRIEN, THOMAS [3] - - 20c1 - -
O'BRIEN, THOMAS [4]* - - 19c1 - -
O'BRIEN, TIMOTHY * - - 18c3 - -
O'BRIEN, WILLIAM - - 19c2
O'BRYAN, DANIEL * - - 19c1 - -
O'BRYAN, JOHN, JR., & PATRICK * - - 19c1 - -
O'BYRNE, EAMONN 1910 - 20c2 20c3 -
O'BYRNE, JOSEPH THOMAS 1898/9 1987 20c2 - -
O'CALLAGHAN & GIRON - - 20c2 20c3 -
O'CALLAGHAN & WEBB - - 20c1 - -
O'CALLAGHAN, ANTHONY & THOMAS * - - 19c1 - -
O'CALLAGHAN, ANTHONY, CHARLES, DENIS & JEREMIAH - - 19c1 - -
O'CALLAGHAN, BERNARD 1888/89 - 20c1 20c2 -
O'CALLAGHAN, EUGENE S. - - 19c3 19c4 -
O'CALLAGHAN, FRANCIS LANGFORD (SIR) 1839 1909 19c3 19c4 20c1
O'CALLAGHAN, JOHN JOSEPH 1838ca 1905 19c3 19c4 -
O'CALLAGHAN, LUCIUS 1877 1954 19c4 20c1 20c2
O'CALLAGHAN, MICHAEL - - 20c1 - -
O'CONNELL, CORNELIUS - - 19c2 - -
O'CONNELL, DANIEL 1836 1919 19c3 19c4 20c1
O'CONNELL, JEROME 1865/66 - 20c1 - -
O'CONNELL, JOHN ALOYSIUS * - - 19c4 20c1
O'CONNELL, VINCENT JAMES - - 20c1 20c2 -
O'CONNELL, WILLIAM JOSEPH LEO 1892/93 1966 20c1 20c2 20c3
O'CONNOR & AYLWARD - - 20c2 20c3 -
O'CONNOR & TAYLOR *# - - 19c3 19c4 -
O'CONNOR, ARTHUR JOHN KICKHAM 1888 1950/51 20c1 20c2 -
O'CONNOR, BRENDAN 1911 1986 20c2 20c3 20c4
O'CONNOR, DOMINIC MARY 1878 - 20c2 20c3 -
O'CONNOR, FRANCIS 1840/41 1908 19c4 20c1 -
O'CONNOR, GEORGE LUKE - 1947 19c4 20c1 20c2
O'CONNOR, HUBERT GERARD LYNOTT 1893 1956 20c1 20c2 20c3
O'CONNOR, JOSEPH FRANCIS 1861/62 1916/17 20c1 - -
O'CONNOR, MICHAEL * 1801 1867 19c2 - -
O'CONNOR, RICHARD FRANCIS MARY 1874/5 1940 20c1 20c2 -
O'CONNOR, TERENCE - - 18c3 - -
O'CONNOR, WILLIAM HENRY *# - - 19c3
O'CONOR, ARTHUR 1880/1881 1930 - -
O'CROWLEY, JAMES J. - 1942a 20c1 20c2 -
O'DONNELL, JAMES 1774 1830 18c4 19c1 19c2
O'DONNELL, JAMES IGNATIUS 1867 - 20c1 - -
O'DONNELL, JOHN THOMAS 1894 - 20C1 20C2 20C3
O'DONNELL, PATRICK J. - - 20c1 - -
O'DONNELL, WILLIAM HENRY 1892 1942 20c1 20c2 -
O'DOWD, J.P. - - 20c1 - -
O'DRISCOLL, RICHARD 1859/60 - 20c1 - -
O'DWYER, DERMOT MAURICE 1906 1957 20c2 20c3 -
O'DWYER, DONAL FRANCIS 1908 - 20c2 20c3 -
O'DWYER, JOHN - - 20c2 - -
O'DWYER, NICHOLAS 1895 1957 20c1 20c2 20c3
O'FARRELL, JAMES MONTGOMERY - - 19c3 19c4 -
O'FARRELL, MICHAEL * - - 19c3 - -
O'FARRELL, PATRICK - - 19c1 - -
O'FAY, MICHAEL (VERY REV.) - 1867
O'FLAHERTY, JAEMS - - 19c1 - -
O'FLAHERTY, PATRICK JOSEPH PETER - - 20c2 20c3 -
O'FLYNN & O'CONNOR - - 20c1 20c2 -
O'FLYNN, B., & SON - - 20c2 - -
O'FLYNN, BARTHOLOMEW 1874 1950 19c4 20c1 20c2
O'FLYNN, EDMOND PATRICK JOSEPH 1904 1980/81 20c2 20c3 20c4
O'GORMAN, JOHN JOSEPH 1908 1994 20c2 20c3 20c4
O'GRADY, DUDLEY V. - - 20c1 - -
O'GRADY, PATRICK C. 1909 1994 20c2 20c3 20c4
O'HAGAN, JOHN L. - - 20c2 20c3 -
O'HANLON, J.F. - - 20c1 - -
O'HANLON, JOHN - - 20c1 - -
O'HANLON, JOHN LESLIE [1] 1824ca 1904 19c4 20c1 -
O'HANLON, JOHN LESLIE [2] 1856/57 1943 20c1 20c2
O'HANLON, VINCENT HENRY - - 20c1 20c2 -
O'HARA, DONALD JOHN 1873/74 1936 20c1 20c2 -
O'HARA, HENRY - - 20c1 - -
O'HARA, ROBERT [1]* - - 19c1 - -
O'HARA, ROBERT [2]* - - 19C2 - -
O'HARA, THOMAS 1892 1972 20c1 20c2 20c3
O'HARA, WILLIAM [1] - - 19c1
O'HARA, WILLIAM [2] 1792ca 1872 19c2 - -
O'HARE, JOHN J. 1878/9 - 20c1 20c2 -
O'HENNESSY, P. - - 19c2 - -
O'KEEFFE, MATHIAS THOMAS 1830c - 19c4 - -
O'KEEFFE, THOMAS * - - 19c1 - -
O'KELLY, EDMUND (OR EDMOND) WILLIAM - - 19c2 19c3 -
O'KELLY, MICHAEL (MICHE ? ? 20c1 20c2
O'KELLY, SEAN G. - - 20c2 - -
O'LEARY, DENIS * - - 19c1 - -
O'LOUGHLIN, PATRICK JOHN 1888ca 1931 20c1 - -
O'MALLEY & O'ROURKE - - 20c1 - -
O'MALLEY, AUSTIN 1814ca 1906 19c2 19c3 19c4
O'MALLEY, JOHN J. - - 20c1 - -
O'MALLEY, JOSEPH P. 1867 1933 20c1 20c2 -
O'MALLEY, P.D. - - 20c1 - -
O'MEARA, THOMAS J. - - 20c1 20c2 -
O'NEILL & BYRNE - - 19C3 19C4 -
O'NEILL & MCCARTHY - - 19C4
O'NEILL, CORNELIUS - - 19c1 19c2 -
O'NEILL, FRANCIS JOSEPH - - 20c2 20c3 -
O'NEILL, GEORGE GORDON 1888 1981 20c1 20c2 20c3
O'NEILL, HENRY - - 19c1 - -
O'NEILL, JOHN 1828 1883 19c3 19c4 -
O'NEILL, JOHN * - - 19c3 - -
O'NEILL, JOHN A. - - 20c2 - -
O'NEILL, PATRICK - - 20C1 - -
O'NEILL, PATRICK J. * - - 19c3 19c4 -
O'NEILL, THOMAS J. 1867/68 1936 20c1 20c2 -
O'NEILL, THOMAS [1] 1819 - 19C2 - -
O'NEILL, THOMAS [2] - - 19c3 - -
O'NEILL, WILLIAM PATRICK 1856? 1927? 19c4 - -
O'NEILL, WILLIAM PURCELL 1857 1950 19c4 20c1 -
O'NEILL, WILLIAM [1]* - - 18c4 19c1 -
O'REILLY, ANTHONY [1] - - 18c4 - -
O'REILLY, ANTHONY [2] - - 19c1 19c2 -
O'REILLY, EDMUND WILLIAM - - 19c3 - -
O'REILLY, HENRY J. 1884 - 20c1 20c2 -
O'REILLY, J.E. * - - 19c2 - -
O'REILLY, JOHN - - 19c2 - -
O'REILLY, JOSEPH * - - 19c4 - -
O'REILLY, P. - - 20c1 - -
O'REILLY, TERENCE - - 19c2 - -
O'RIORDAN, ANDREW WILLIAM 1865/66 - 20c1 - -
O'ROURKE, AUBREY VINCENT 1885 1928 20c1 20c2 -
O'ROURKE, DERMOD BREFFNI 1909 2001 20c2 20c3 -
O'ROURKE, HORACE TENNYSON 1880 1963 20c1 20c2 20c3
O'ROURKE, PATRICK GERARD - 1967 20c2 20c3 -
O'SHEA, JAMES & JOHN * - - 19c3 - -
O'SHEA, JOHN J. 1871/72 1919 19c4 20c1 -
O'SULLIVAN, CHRISTOPHER F. - - 19c4 - -
O'SULLIVAN, IGNATIUS J. 1873 1927 20c1 - -
O'SULLIVAN, JAMES WILLIAM 1884ca 1972 20c1 20c2 20c3
O'SULLIVAN, JOHN GABRIEL 1868 1912 19c4 20c1 -
O'SULLIVAN, PATRICK F. - 1958 20c1 20c2 20c3
O'TOOLE, CHRISTOPHER JOSEPH DERMOT 1910 1970 20c2 20c3 -
O'TOOLE, LAURENCE - - 20c1 - -
O'TOOLE, PATRICK * - - 19c2 19c3
OAKSHOTT, THOMAS - - 19c1 - -
OATES, JAMES - - 18c4 - -
OCKENDEN, WILLIAM - 1761 18c3 - -
OFFICE OF PUBLIC WORKS - - - - -
OGLE, C.A. - - 20c2 - -
OLDHAM, THOMAS * - - 18c1
OMER, ROWLAND - - 18c3 - -
OMER, THOMAS - - 18c3 - -
OPPENHEIMER, LUDWIG, LTD *# - - 20c1 20c2 20c3
ORAM, ROBERT * - - 18c3 - -
ORCHARD, WILLIAM PATTERSON 1850 1920 19c4 20c1 -
ORLEBAR, CUTHBERT KNIGHTLEY # 1844 1882 19c2 19c3 -
ORMOND, ROBERT * - - 19c2 - -
ORMONDE, PATRICK J. 1856/57 - 20c1 - -
ORMSBY, ARTHUR SYDNEY 1825 1887 19c2 19c3 19c4
ORMSBY, MICHAEL THOMAS MORLEY 1869 1942 20c1 - -
ORPEN & DICKINSON - - 20c1 - -
ORPEN, EDWARD CRUMPE - - 19c3 19c4 -
ORPEN, RICHARD FRANCIS CAULFIELD 1863 1938 19c4 20c1 20c2
ORR, CECIL - - 19c4 20c1 -
ORR, STEPHEN A. - - 20c1 20c2 -
ORR, WILLIAM S. - - 20c2 - -
OSBORNE, EDWARD [1] - - 19c1 - -
OSBORNE, EDWARD [2] - - 19c1 - -
OSBORNE, PATRICK * - - 18c3 - -
OSBORNE, RICHARD BOYSE # 1815 1899 19c2 19c3 -
OTTLEY, CHARLES SAXTON 1814 1862? 19c2 - -
OTTLEY, DREWRY GIFFORD - 1896 19c4 - -
OTWAY, JAMES - - 19c3 19c4 -
OULD, EDWARD AUGUSTUS LYLE # 1852 1909 19C4 20C1 -
OULDIN, ROGER * - - 18c3 18c4 -
OUTHWAITE, JOHN HENRY * - - 19c3 - -
OWEN, ALFRED RICHARD 1863/4 1914 19c4 20c1 -
OWEN, CHARLES ASTLEY 1855ca 1922 19c4 20c1 -
OWEN, ENOCH TREVOR 1833c? 1881 19c3 19c4 -
OWEN, HENRY H. 1817ca - 19c2 - -
OWEN, JACOB 1778 1870 19c1 19c2 19c3
OWEN, JAMES HIGGINS 1822 1891 19c2 19c3 19c4
OWEN, JOHN - 1867 19c2 - -
OWEN, RICHARD - 1830 18c4 19c1 19c2
OWEN, THOMAS - 1788 18c3 18c4 -
OWEN, THOMAS ELLIS # 1804 1862 19c2 19c3 -
OWEN, WILLIAM HENSHAW 1813 - 19c2 - -