Portraits: Graphics
- GPOR 13/02 Image(s) : O'Brien, Donald F. 1969
- GPOR 13/02 Image(s) : O'Brien, Donald F.
- GPOR 13/02 Image(s) : O'Brien, Hugh P.
- GPOR 13/02 Image(s) : O'Brien, Jack
- GPOR 13/02 Image(s) : O'Brien, James V. 1896
- GPOR 13/02 Image(s) : O'Brien, John
- GPOR 13/02 Image(s) : O'Brien, Joseph F.
- GPOR 13/02 Image(s) : O'Brien, Leo J.
- GPOR 13/02 Image(s) : O'Brien, Mrs. M.
- GPOR 13/02 Image(s) : O'Brien, Pat (as "Knute Rockne, All-American") 1940
- GPOR 13/02 Image(s) : O'Callaghan, Eugene M. Fr
- GPOR 13/02 Image(s) : O'Cleary
- GPOR 13/02 Image(s) : O'Connell, Daniel (1775-1847)
- GPOR 13/02 Image(s) : O'Connell, Denis J. Archbishop (1849-1927)
- GPOR 13/02 Image(s) : O'Connell, Dennis 1874-1875
- GPOR 13/02 Image(s) : O'Connell, Eugene Bishop (1815-1891)
- GPOR 13/02 Image(s) : O'Connell, Matthew J.
- GPOR 13/03 Image(s) : O'Connor, Edward F.T. 1891-1904
- GPOR 13/03 Image(s) : O'Connor, Edwin (Class of 1939) 1939
- GPOR 13/03 Image(s) : O'Connor, James Bishop (1823-1890)
- GPOR 13/03 Image(s) : O'Connor, Michael Bishop (1810-1872)
- GPOR 13/03 Image(s) : O'Connor, Vincent Louis (Professor 1915-1920)
- GPOR 13/03 Image(s) : O'Connor, William J. 1898-1900
- GPOR 13/03 Image(s) : O'Connor, William P. Fr
- GPOR 13/03 Image(s) : O'Dea, Thomas
- GPOR 13/03 Image(s) : O'Donnell
- GPOR 13/03 Image(s) : O'Donnell, Hugh (In Richard III) 1894
- GPOR 13/03 Image(s) : O'Donnell, Juan
- GPOR 13/03 Image(s) : O'Donnell, Walter (d. 1963)
- GPOR 13/03 Image(s) : Oechtering, August Fr
- GPOR 13/03 Image(s) : Oesterle, John A.
- GPOR 13/04 Image(s) : O'Farrell, Michael (1832-1894)
- GPOR 13/04 Image(s) : O'Farrell, Michael J. Bishop
- GPOR 13/04 Image(s) : O'Gorman, James Bishop (1804-1874)
- GPOR 13/04 Image(s) : O'Hanlon, John
- GPOR 13/04 Image(s) : O'Hara, John
- GPOR 13/04 Image(s) : O'Hara, William Bishop (1816-1899)
- GPOR 13/04 Image(s) : Ohmer, A. Beckman
- GPOR 13/04 Image(s) : O'Kane, Byron
- GPOR 13/04 Image(s) : O'Keefe, Fr CS
- GPOR 13/04 Image(s) : O'Keefe, Katherine A.
- GPOR 13/04 Image(s) : Olaf II, King of Norway (995-1030)
- GPOR 13/04 Image(s) : O'Leary, Basil
- GPOR 13/04 Image(s) : O'Leary, C.M.
- GPOR 13/04 Image(s) : Oliver, James Jr. (ca. 1900)
- GPOR 13/05 Image(s) : O'Mahoney, Thomas F. 1860s
- GPOR 13/05 Image(s) : O'Malley, Austin
- GPOR 13/05 Image(s) : O'Malley, Francis J.
- GPOR 13/05 Image(s) : O'Meara, John
- GPOR 13/05 Image(s) : O'Meara, Joseph
- GPOR 13/05 Image(s) : O'Meara, Joseph
- GPOR 13/05 Image(s) : O'Meara, Timothy O.
- GPOR 13/05 Image(s) : Onahan, William J.
- GPOR 13/06 Image(s) : O'Neill, Brian Patrick 1971
- GPOR 13/06 Image(s) : O'Neill, Jamie 1887
- GPOR 13/06 Image(s) : O'Neill, John
- GPOR 13/06 Image(s) : Ong, Benedict C.
- GPOR 13/06 Image(s) : O'Reilly, A.J.
- GPOR 13/06 Image(s) : O'Reilly, Anthony
- GPOR 13/06 Image(s) : O'Reilly, Bernard Fr
- GPOR 13/06 Image(s) : O'Reilly, Frank
- GPOR 13/06 Image(s) : O'Reilly, James A. (Class of 1869 - d. 1902) 1869
- GPOR 13/06 Image(s) : O'Reilly, John B. (Class of 1883) 1883
- GPOR 13/06 Image(s) : O'Reilly, John Boyle (1844-1890 - Poet, Editor)
- GPOR 13/06 Image(s) : O'Reilly, Patrick T. Bishop (1833-1892)
- GPOR 13/06 Image(s) : O'Reilly, Peter J. Bishop (1850-1924)
- GPOR 13/06 Image(s) : O'Reilly, Thomas C.
- GPOR 13/07 Image(s) : O'Rourke (Catholic Knights of America)
- GPOR 13/07 Image(s) : O'Sullivan, Jeremiah Bishop (1842-1896)
- GPOR 13/07 Image(s) : Otis, Elmer c1884
- GPOR 13/07 Image(s) : Ott, A.W. 1868/1203
- GPOR 13/07 Image(s) : Otto, Waldemar
- GPOR 13/07 Image(s) : Owen, Robert (1771-1858)
- GPOR 13/07 Image(s) : Padilla, Vincent
- GPOR 13/07 Image(s) : Padilla, Vincent
- GPOR 13/07 Image(s) : Pallen, Gonde B.
- GPOR 13/07 Image(s) : Pampusk, Geoffrey 1976
- GPOR 13/07 Image(s) : Papin-Dupont, Leon (d. 1876)
- GPOR 13/07 Image(s) : Paradis, Roland
- GPOR 13/07 Image(s) : Paschal, Br
- GPOR 13/07 Image(s) : Pasley, Robert S.
- GPOR 13/07 Image(s) : Pasquier, E. (Treasurer of the Congress)
- GPOR 13/07 Image(s) : Patrizi, Card
- GPOR 13/07 Image(s) : Patterson, Harry D. 1904
- GPOR 13/07 Image(s) : Patterson, Pat, with Bob Dorau, Ray Pinelli, Tom Pilgrim, and Paul Vignos, in front of Alumni Hall 1941
- GPOR 13/07 Image(s) : Patti, Adelina
- GPOR 13/07 Image(s) : Paul, Damis (b. 1827)
- GPOR 13/07 Image(s) : Paul, Fr
- GPOR 13/07 Image(s) : Pauling, Linus
- GPOR 13/07 Image(s) : Pauling, Linus
- GPOR 13/07 Image(s) : Pavrish, Varnum 1910
- GPOR 13/08 Image(s) : Pecci, Anna Prosperi Contessa (Buzi - Mother of Pope Leo XIII)
- GPOR 13/08 Image(s) : Pecci, Gioacchino Msgr
- GPOR 13/08 Image(s) : Pecci, Ludovico Count (Father of Pope Leo XIII)
- GPOR 13/08 Image(s) : Pedtke, Daniel
- GPOR 13/08 Image(s) : Peek, James
- GPOR 13/08 Image(s) : Pellicer, Anthony D. Bishop (1824-1880)
- GPOR 13/08 Image(s) : Pelvat, C.F. Bishop 1898
- GPOR 13/08 Image(s) : Penalvery Cardenas, Luis Bishop (1749-1810)
- GPOR 13/08 Image(s) : Perche, Napoleon J. (1805-1883)