| J. Ross Cavers Study Abroad Scholarship | University of Guelph | Ontario Agricultural College | | |
| J.D. Cunningham Industrial Scholarship | University of Guelph | Ontario Agricultural College | Department of Food Science | Food Science |
| J.D. Cunningham Travel Grant | University of Guelph | Ontario Agricultural College | Department of Food Science | Microbiology |
| Jack Atkin Graduate Scholarship in Horticultural Science (Plant Agriculture) | University of Guelph | Ontario Agricultural College | | Horticultural Science |
| Jack Pos Scholarship (Engineering) | University of Guelph | College of Physical and Engineering Science | School of Engineering | Master of Science: Biological Engineering, Agricultural Engineering |
| James A. McGrath Memorial Scholarship (Poultry Science) | University of Guelph | Ontario Agricultural College | Department of Animal and Poultry Science | Poultry Science |
| James Aubrey and Doris Garner Memorial Scholarship (Agricultural Economics) | University of Guelph | Ontario Agricultural College | | Executive Master of Business Administration |
| James Harris Scholarship (Animal Science) | University of Guelph | Ontario Agricultural College | Department of Animal and Poultry Science | |
| James MacMillan Memorial Scholarship | University of Guelph | Ontario Agricultural College | | Agriculture, Agriculture and Business |
| Jim Stokman Memorial Scholarship | University of Guelph | Ontario Agricultural College | | Bachelor of Science: (Agr.), Bachelor of Commerce, Bachelor of Science, Bachelor of Science: (Env.) |
| Joerg and Franzis Leiss Horticultural Scholarship | University of Guelph | | | Bachelor of Science in Agriculture: Horticultural Science, Environmental Science |
| John A. Archibald Memorial Scholarship | University of Guelph | Ontario Agricultural College | Department of Land Resource Science | |
| John Bandeen Memorial Scholarship (Plant Agriculture) | University of Guelph | Ontario Agricultural College | Department of Plant Agriculture | |
| John Burton Scholarship | University of Guelph | Ontario Agricultural College | | |
| John Deere Foundation of Canada Scholarship | University of Guelph | | | Bachelor of Science in Agriculture: Food Agriculture and Resource Economics, Bachelor of Science in Agriculture: Agronomy, Bachelor of Arts: Food Agriculture and Resource Economics, Bachelor of Commerce: Agricultural Business |
| John R. M. Kelso Scholarship in Environmental and Fisheries Science | University of Guelph | Ontario Agricultural College | | |
| Joint Japan/World Bank Graduate Scholarship Program | All Universities | | | Economics, Health Education, Agriculture, Environment, Natural Resource Management |
| Kae and Gordon Skinner Memorial Scholarship | University of Guelph | Ontario Agricultural College | | Bachelor of Science in Agriculture, Bachelor of Science, Bachelor of Commerce |
| Karl C. Ivarson Scholarship | All Universities | | | Agriculture, Environment, Geology, Agro-Geology, Soil Science |
| Kasha Scientific Research Travel Grants (Plant Agriculture) | University of Guelph | Ontario Agricultural College | Department of Plant Agriculture | |
