| Ontario Agricultural FS Cooperatives Scholarship | University of Guelph | | | Bachelor of SCIENCE: Agriculture, Bachelor of Commerce: Agricultural Business |
| Ontario Association of Landscape Architects Scholarship (MLA) | University of Guelph | Ontario Agricultural College | | Master of Landscape Architecture |
| Ontario Cattlemen's Association Degree Bursary | University of Guelph | | | Bachelor of Science: Agriculture, Bachelor of Commerce: Agricultural Business, Bachelor of Science: Animal Biology, Bachelor of Science: Food Science |
| Ontario Dairy Council Prize | University of Guelph | Ontario Agricultural College | Department of Food Science | |
| Ontario Federation of Agriculture Bursaries | University of Guelph | Ontario Agricultural College | | Bachelor of Science: Agriculture, Bachelor of Commerce, Bachelor of Science, Bachelor of Science: (Env.) |
| Ontario Food Processors Association Scholarship | University of Guelph | Ontario Agricultural College | Department of Food Science | Food Science |
| Ontario Food Protection Association Graduate Bursary in Food Safety (Food Safety and Quality Assurance) | University of Guelph | Ontario Agricultural College | | Master of Science: Food Safety and Quality Assurance Program |
| Ontario Food Protection Association Scholarship | University of Guelph | Ontario Agricultural College | Department of Food Science | Food Science |
| Ontario Food Protection Association Scholarship in Food Safety & Quality Assurance | University of Guelph | Ontario Agricultural College | | Master of Science: Food Safety & Quality Assurance Program |
| Ontario Genomics Institute (OGI) Summer Fellowship | Ontario Universities | | | Health and Medicine, Environment and Forestry, Agriculture |
| Ontario Grape Growers Bursary | University of Guelph | Ontario Agricultural College | | |
| Ontario Horticultural Association Scholarship | University of Guelph | | | Bachelor of Science: Agriculture |
| Ontario Pork (Degree) Bursary | University of Guelph | | | Bachelor of Science: Agriculture, Bachelor of Commerce: Agricultural Business |
| Orville E. Sinclair Research Scholarship | University of Guelph | Ontario Agricultural College | | Master of Science |
| Ottawa-Carleton 1983 International Ploughing Match (O.A.C.) Scholarship | University of Guelph | | | Bachelor of Science: Agriculture |
| Oxford County Pork Producers Scholarship (Degree) | University of Guelph | Ontario Agricultural College | | |
| Pearl Lyons Memorial Scholarship (Rural Studies) | University of Guelph | Ontario Agricultural College | | Rural Studies |
| Plant Agriculture Research Scholarship (Plant Agriculture) | University of Guelph | Ontario Agricultural College | Department of Plant Agriculture | |
| Ploughshare Scholarship (Rural Studies) | University of Guelph | Ontario Agricultural College | | Rural Studies Program |
| Pride Seeds Scholarship (Plant Agriculture) | University of Guelph | Ontario Agricultural College | Department of Plant Agriculture | |
