| Subject | QS | THE | ARWU | U.S. News |
|---|---|---|---|---|
| Public Health | — | — | #24 | #35 |
| Sports Science | #29 | — | — | — |
| Theology & Religious Studies | #51-100 | — | — | — |
| Anatomy & Physiology | #51-100 | — | — | — |
| Nursing | #51-100 | — | #101-150 | — |
| Political Science & IR | #100 | — | #51-75 | — |
| Medicine / Clinical | #93 | — | #76-100 | #87 |
| Education | #101-150 | #201-250 | #76-100 | — |
| Physics & Astronomy | #301-350 | — | #301-400 | #79 |
| Law | #101-150 | #80 | #101-150 | — |
| Clinical & Health | — | #89 | — | — |
| Development Studies | #101-150 | — | — | — |
| Public Administration | #101-150 | — | — | — |
| Sociology | #251-300 | — | #101-150 | — |
| Biotechnology | — | — | #101-150 | — |
| Artificial Intelligence | — | — | #101-150 | — |
| Psychology | #151-200 | #201-250 | #201-300 | #106 |
| Linguistics | #151-200 | — | — | — |
| Modern Languages | #151-200 | — | — | — |
| Pharmacy & Pharmacology | #151-200 | — | #401-500 | #275 |
| Business & Management | #301-350 | — | #151-200 | — |
| Economics & Econometrics | #301-350 | — | #151-200 | #246 |
| Telecommunication Engineering | — | — | #151-200 | — |
| Life Sciences & Medicine | #164 | #201-250 | — | — |
| History | #201-250 | — | — | — |
| Computer Science | #201-250 | #201-250 | #201-300 | #284 |
| Civil Engineering | #201-275 | — | #301-400 | #249 |
| Biological Sciences | #201-250 | — | #201-300 | #218 |
| Chemistry | #201-250 | — | #401-500 | #434 |
| Geography | #201-250 | — | — | — |
| Environmental Science | #251-300 | — | #201-300 | #466 |
| Materials Science | #301-350 | — | #201-300 | — |
| Statistics | — | — | #201-300 | — |
| English Language & Literature | #251-300 | — | — | — |
| Chemical Engineering | #251-300 | — | #401-500 | — |
| Electrical & Electronic Engineering | #251-300 | — | #301-400 | #315 |
| Social Sciences & Management | #276 | #251-300 | — | — |
| Business & Economics | — | #251-300 | — | — |
| Engineering & Technology | #262 | #301-400 | — | — |
| Natural / Physical Sciences | #273 | #401-500 | — | — |
| Mathematics | #301-350 | — | #301-400 | — |
| Accounting & Finance | #301-375 | — | — | — |
| Arts & Humanities | #313 | #301-400 | — | — |
| Earth & Geosciences | — | — | #301-400 | #364 |
| Food Science & Technology | — | — | #301-400 | — |
| Agriculture & Forestry | — | — | — | #350 |
| Mechanical & Aerospace Engineering | #351-400 | — | — | — |
University of Ottawa ranks #219 in QS 2026, #201-300 in ARWU 2025 and #256 in U.S. News 2026. Its consensus position across the major rankings is #239 globally.