| Year | Location | Host | Theme |
2020
| Brock University St. Catharines, Ontario | Centennial Collegiate Vocational Institute, Waterloo Collegiate Institute | "plus insciens quis fecit quam prudens boni" Plautus, Captivi, prologue 45 |
2019
| Brock University St. Catharines, Ontario | University of Toronto Schools | "forsan et haec olim meminisse iuvabit..." Virgil, Aeneid I. 203 |
2018
| Brock University St. Catharines, Ontario | Innisdale Secondary School, Elmwood School | It is not because things are difficult that we do not dare, but because we do not dare that things are difficult |
2017
| Brock University St. Catharines, Ontario | North Toronto Collegiate Institute, Toronto French School | "γνῶθι σεαυτόν"+'"μηδέν άγαν" Inscription at Delphi |
2016
| Brock University St. Catharines, Ontario | St. Clement's School | "The wise indeed learn much from their foes" |
2015
| Brock University St. Catharines, Ontario | Lawrence Park Collegiate Institute | "ubi concordia, ibi victoria" Publilius Syrus, Sententiae |
2014
| Brock University St. Catharines, Ontario | Humberside Collegiate Institute Branksome Hall | "ἴωμεν, ὅπως ἐπεγγελάσωμεν. ξείνων δ᾽ εὖ πρασσόντων ἔσαναν αὐτίκ᾽ἐσλοί". Plutarch, Moralia and Pindar, Olympian |
2013
| Brock University St. Catharines, Ontario | Centennial Collegiate Vocational Institute | "serit arbores quae saeclo prosint alteri" Caecilius Statius |
2012
| Brock University St. Catharines, Ontario | Barrie Central Collegiate Institute | "faber est suae quisque fortunae" Appius Claudius Caecus |
2011
| Brock University St. Catharines, Ontario | The Linden School | "haec res et iungit iunctos et servat amicos" Horace, Satires |
2010
| Brock University St. Catharines, Ontario | Waterloo Collegiate Institute | "Citius, Altius, Fortius" Pierre de Coubertin, Olympic motto |
2009
| Brock University St. Catharines, Ontario | Markham District High School Banting Memorial High School | "Regia res est succurrere lapsis — δόσιs δ'ỏλίγη τε фίλη τε"
| Brock University St. Catharines, Ontario | St. Clement's School | "Festina lente"
|
2007
| Brock University St. Catharines, Ontario | University of Toronto Schools | "ὃ τι καλόν φίλον άεί" Euripides, The Bacchae |
2006
| Brock University St. Catharines, Ontario | Elmwood School | "De his factis in perpetuum dicant"
|
2005
| Brock University St. Catharines, Ontario | North Toronto Collegiate Institute Toronto French School | "χαλεπα τα καλα" Plato, Hippias Major |
2004
| Brock University St. Catharines, Ontario | Barrie Central Collegiate Institute | "Fides et pietas"
|
2003
| Brock University St. Catharines, Ontario | Humberside Collegiate Institute | "Felix, qui potuit rerum cognoscere causas" Virgil, Georgics |
2002
| Brock University St. Catharines, Ontario | Leaside High School | "Mirabile dictu" Virgil, Georgics |
2001
| Brock University St. Catharines, Ontario | Elmwood School | "σε θυμω τερψομαι εισοροων νεον αλλοθεν ενδον εοντα" Homer, The Odyssey |
2000
| University of Guelph Guelph, Ontario | University of Toronto Schools | "Bona iam peractis iungite fata" Horace, Odes |
1999
| University of Guelph Guelph, Ontario | Bishop Strachan School | "Facilis descensus Averno" Virgil, Aeneid |
1998
| Brock University St. Catharines, Ontario | Barrie Central Collegiate Institute | "Multas per gentes et multa per aequora" Catullus, Catullus 101 |
1997
| Brock University St. Catharines, Ontario | O'Neill Collegiate | "Vivamus atque amemus" Catullus, Catullus 5 |
1996
| Queen's University Kingston, Ontario | Leaside High School | "Integer vitae" Horace, Odes |
1995
| Queen's University Kingston, Ontario | Barrie Central Collegiate Institute | "Fortuna fortibus favet"
|
1994
| Trent University Peterborough, Ontario | Banting Memorial High School | "Mens sana in corpore sano" Juvenal, Satires |
1993
| Trent University Peterborough, Ontario | Branksome Hall | "Ad astra" Virgil, Aeneid |
1992
| University of Waterloo Waterloo, Ontario | Elmira District High School | "Amor omnia vincit" Virgil, Eclogues |
1991
| University of Waterloo Waterloo, Ontario | David and Mary Thomson Collegiate | |
1990
| Queen's University Kingston, Ontario | Elmwood School | |
1989
| Queen's University Kingston, Ontario | Bishop Strachan School | "Pax Romana"
|
1988
| Barrie North Collegiate Institute Barrie, Ontario | Barrie North Collegiate Institute | |
1987
| Barrie North Collegiate Institute Barrie, Ontario | Brantford Collegiate Institute | "Feste Romana"
|
1986
| Havergal College Toronto, Ontario | Havergal College | "Nunc aut numquam"
|
1985
| Banting Memorial High School Alliston, Ontario | Banting Memorial High School | |
1984
| Barrie Central Collegiate Institute Barrie, Ontario | Barrie Central Collegiate Institute | The Olympic Games |
1983
| York Mills Collegiate Institute Toronto, Ontario | York Mills Collegiate Institute | |
1982
| Park Street Collegiate Institute Orillia, Ontario | Park Street Collegiate Institute | |
1981
| Banting Memorial High School Alliston, Ontario | Banting Memorial High School | |
1980
| Barrie North Collegiate Institute Barrie, Ontario | Barrie North Collegiate Institute | |
1979
| Chippewa High School North Bay, Ontario | Chippewa High School | "Annus liberorum"
|
1978
| Banting Memorial High School Alliston, Ontario | Banting Memorial High School | |
1977
| | | - |
| 1976 | No conference was held this year. | | |
1975
| Chippewa High School North Bay, Ontario | Chippewa High School | |
1974
| Chippewa High School North Bay, Ontario | Chippewa High School | |
1973
| Barrie North Collegiate Institute Barrie, Ontario | Barrie North Collegiate Institute | |
1972
| | | |
1971
| Chippewa High School North Bay, Ontario | Chippewa High School | |
1970
| New Liskeard High School Temiskaming Shores, Ontario | New Liskeard High School | |
1969
| Korah Collegiate Sault Ste. Marie, Ontario | Korah Collegiate | |
1968'
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