This is the 1958-59 Ottawa-St. Lawrence Conference season. There are no records for this season. The next season with records is 1959-60 and the last one with records is 1953-54.
1957-58 OSLC Season : 1959-60 OSLC Season 1958-59 WCIAU Season : 1958-59 QOAA Season 1958-59 AIAA Season
No results are available for 1954-55 through 1958-59. The conference winners were:
- 1954-55 College Militaire Royale
- 1955-56 Loyola College
- 1956-57 Loyola College
- 1957-58 Loyola College
- 1958-59 Loyola College
MacDonald College finished second with an 11-4-3-25 record.
