Scientists and engineers
Timothy C. Lethbridge, professor of computer science and software engineering
Tuncer Őren, professor emeritus of computer science
Tito Scaiano, professor of chemistry, photochemist
Dafydd Williams, astronaut
Physicians and other health care professionals
Anna Baranowsky, clinical psychologist; founder and CEO of the Traumatology Institute
Walter Douglas Boyd, cardiothoracic surgeon and innovator, developed minimally invasive robotic cardiac surgery and cardiac regeneration procedures
Dave Holmes, University Research Chair in Forensic Nursing; Editor-in-Chief of Aporia - the Nursing Journal
Wilbert Joseph Keon, cardiovascular surgeon, first Canadian to implant an artificial heart in a human
Jack Kitts, CEO and President of The Ottawa Hospital
Philip Steven Wells, hematologist, developed the Wells risk score for pulmonary embolism and deep vein thrombosis
Dimitri Kitsikis, geopolitician
Anna Koutsoyiannis, economist
Artists and photographers
Jean-Marc Carisse, photographer
Joyce El-Khoury, opera singer
Angela Hewitt, pianist
Roch Voisine, singer-songwriter
Writers and literature experts
Angèle Bassolé-Ouédraogo, Ivoirian poet
Michel Bock, professor of history, Governor General's literary award winner
Michel Marc Bouchard, playwright
Cyril Dabydeen, author and Professor of English
Andrew Donskov, professor of modern languages, Tolstoy expert
Faisal Kutty, lawyer, writer, human rights activist, academic teaching at Osgoode Hall Law School and at Valparaiso University
Angela Narth, children's author
Carol Shields, Pulitzer Prize–winning writer
Christl Verduyn, professor of English Literature and Canadian Studies; recipient of the Governor General's International Award for Canadian Studies (2006)
Samantha Bee, host of Full Frontal with Samantha Bee
Mary Lou Finlay, journalist for the CBC
Peter Jennings, journalist and news anchor for ABC News
Lisa LaFlamme, journalist
Paul Sheehan, entertainment journalist
Alex Trebek, former broadcaster for CBC, host of the game show Jeopardy!
Randall Dark, director, producer, and HDTV pioneer
Erica Ehm, television personality and songwriter, former MuchMusic VJ
Jeanette Jenkins, Hollywood fitness trainer, spokeswoman for BET's Television foundation, "A Healthy BET Campaign"
Suzanne Pinel, children's entertainer (Marie-Soleil)
Quddus, model, MTV VJ
Athletes and leaders in sports
James Cartwright, Olympic athlete (kayak)
Shaun Cleaver, physiotherapist
Sonia Denoncourt, association football referee
Doug Falconer, CFL football player, film producer
Neil Lumsden, CFL football player
Sherraine MacKay, Olympic athlete (épée fencing)
Ibrahim Tounkara, CFL football player
Ousmane Tounkara, CFL football player
Brad Sinopoli, CFL football player
Louise Arbour, UN High Commissioner for Human Rights; former Supreme Court Justice
Michel Bastarache, Justice of the Supreme Court of Canada
Louise Charron, Justice of the Supreme Court of Canada
Gérald Fauteux, former Chief Justice of the Supreme Court
Louis LeBel, Justice of the Supreme Court
Richard Wagner, Justice of the Supreme Court
Federal and international
Gabriela Michetti, Vice President of Argentina
Abdiweli Sheikh Ahmed, Prime Minister of Somalia
Bernard Chidzero, finance minister of Zimbabwe
Salter Hayden, Senator and lawyer
Rahim Jaffer, former Canadian Member of Parliament
John Manley, former Canadian Deputy Prime Minister and Minister of Finance
Paul Martin, former Prime Minister of Canada
Sir Edward Morris, former Prime Minister of Newfoundland
André Ouellet, former Minister and CEO and president of Canada Post
Jean-Luc Pepin, politician, Cabinet minister
John Richardson, Brigadier General in the Canadian Forces and Member of Parliament
Allan Rock, former Minister of Justice, among other ministerial portfolios, Canadian Ambassador to the United Nations, President of the University of Ottawa
Hugh Segal, politician and Senator
Ousainou Darboe, Gambian Minister of Foreign Affairs
Howard Hampton, former leader of the Ontario New Democratic Party
Dalton McGuinty, former Premier of Ontario
Paul Okalik, first premier of Nunavut
Bob Chiarelli, former mayor of the City of Ottawa
Mathieu Fleury, current Ottawa City Councillor for Rideau-Vanier
Jean-Paul L'Allier, former mayor of Quebec City
Gérald Tremblay, former mayor of Montreal
France Chrétien, prominent lawyer and businesswoman; daughter of former Prime Minister Jean Chrétien
Andre Desmarais, President and CEO of Power Corp. Canada
Paul Desmarais, entrepreneur
Daniel Lamarre, president and chief operating officer of Cirque du Soleil
Keenan Wellar, socio-entrepreneur
Civil servants and public sector leaders
Jocelyne Bourgon, Canadian representative to the Organisation for Economic Co-operation and Development (OECD); former Clerk of the Privy Council
William J. S. Elliott, former commissioner of the Royal Canadian Mounted Police
Robert John Giroux, university president
Ahmed Hussen, President of the Canadian Somali Congress
Christiane Ouimet, first Public Sector Integrity Commissioner of Canada
Sheridan Scott, Commissioner of Competition of the Competition Bureau
Paul Tellier, former Clerk of the Privy Council
Abdul Rahman Jabarah, alleged al-Qaeda member killed in 2003
Denis Rancourt, former physics professor, scientist, academic dissident
(1889–1965) University of Ottawa
1889–1909 Mgr Joseph-Thomas Duhamel
1911–1922 Mgr Charles-Hugues Gauthier
1922–1927 Mgr Joseph-Médard Émard
1928–1940 Mgr Joseph-Guillaume-Laurent Forbes
1940–1953 Mgr Alexandre Vachon
1953–1965 Mgr Marie-Joseph Lemieux, OP
(1965–present) University of Ottawa (reorganised)
1966–1973 Pauline Vanier
1973–1979 the Right Honourable Gérald Fauteux
1979–1985 Gabrielle Léger
1985–1990 the Honourable Maurice Sauvé
1991–1993 Gordon F. Henderson
1994–2012 Huguette Labelle
2012-present Michaelle Jean
(1848–1861) Le Collège de Bytown / The College of Bytown
1848-1849 Édouard Chevalier, OMI
1849-1850 Jean-François Allard, OMI
1850-1851 Napoléon Mignault, OMI
1851-1853 Augustin Gaudet, OMI
1853-1861 Joseph-Henri Tabaret, OMI
(1861–1889) Collège d'Ottawa / College of Ottawa
1861-1864 Joseph-Henri Tabaret, OMI
1864-1867 Timothy Ryan, OMI
1867-1874 Joseph-Henri Tabaret, OMI
1874-1877 Antoine Paillier, OMI
1877-1886 Joseph-Henri Tabaret, OMI
1886 Philémon Provost, OMI
1886-1887 Antoine Paillier, OMI
1887-1889 Jean-Marie Fayard, OMI
(1889–1965) Université d'Ottawa / University of Ottawa
1889-1898 James McGuckin, OMI
1898-1901 Henri-Antoine Constantineau, OMI
1901-1905 Joseph-Édouard Émery, OMI
1905-1911 William Murphy, OMI
1911-1914 Adrien-Bruno Roy, OMI
1914-1915 Henri Gervais, OMI
1915-1921 Louis Rhéaume, OMI
1921-1927 François-Xavier Marcotte, OMI
1927-1930 Uldéric Robert, OMI
1930-1936 Gilles Marchand, OMI
1936-1942 Joseph Hébert, OMI
1942-1946 Philippe Cornellier, OMI
1946-1952 Jean-Charles LaFramboise, OMI
1952-1958 Rodrigue Normandin, OMI
1958-1964 Henri-F. Légaré, OMI
1964-1965 Roger Guindon, OMI
(1965–present) Université d'Ottawa (nouvelle structure) / University of Ottawa (reorganised)
1965-1984 Roger Guindon, OMI
1984-1990 Antoine D'Iorio
1990-2001 Marcel Hamelin
2001-2008 Gilles G. Patry
2008-present Allan Rock