Chulalongkorn University has been ranked as the number 1 university in Thailand by several global ranking agencies.
Chulalongkorn University has been ranked number 1 in Asia and 23rd in the world for sustainability, with a score of 92.4 in the Times Higher Education Impact Rankings.
Chulalongkorn University has consistently been ranked by the QS World University Rankings, holding the number 1 position in Thailand for 17 consecutive years (2009–2026), reflecting excellence in education, research, and international academic reputation.
The QS rankings consider six key indicators: Academic Reputation, Employer Reputation, Faculty/Student Ratio, Citations per Faculty, International Faculty Ratio, and International Student Ratio.
See last year’s rankings:
Chulalongkorn University has been ranked No. 1 in Thailand in 46 subject areas by the QS World University Rankings by Subject 2026, covering a wide range of disciplines including humanities, engineering, natural sciences, and social sciences.
| Subject Area | Subject(s) | 2026 | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 |
|---|---|---|---|---|---|---|---|---|
| Arts & Humanities | Architecture /Built Environment | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Art & Design | – | 1 | – | 1 | 1 | 1 | ||
| Classics & Ancient History | 1 | – | – | – | – | – | – | |
| English Language & Literature | 1 | 1 | 1 | – | 1 | – | – | |
| History | 1 | 1 | 1 | 1 | – | – | – | |
| History of Art | 1 | – | – | – | – | – | – | |
| Linguistics | 1 | 1 | 1 | 1 | 1 | 1 | 2 | |
| Modern Languages | 1 | – | 1 | 1 | 1 | 1 | 1 | |
| Performing Arts | 1 | – | 1 | 1 | – | – | – | |
| Philosophy | 1 | – | – | – | – | – | – | |
| Theology, Divinity & Religious Studies | 1 | 1 | 1 | – | – | – | – | |
| Engineering & Technology | Computer Science & Info Systems | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Engineering – Chemical | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Engineering – Civil & Structural | 1 | 1 | 1 | 1 | 1 | – | – | |
| Engineering – Electrical & Electronic | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Engineering – Mechanical, Aeronautical | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Engineering – Mineral & Mining | 1 | 1 | 1 | 1 | – | – | – | |
| Engineering – Petroleum | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Data Science & Artificial Intelligence | 1 | – | – | – | – | – | – | |
| Natural Sciences | Chemistry | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Earth Sciences | 1 | – | 1 | – | – | – | – | |
| Environmental Sciences | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Geography | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Geology | 1 | – | – | – | – | – | – | |
| Geophysics | 1 | – | – | – | – | – | – | |
| Materials Science | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Physics & Astronomy | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Social Sciences & Management | Accounting & Finance | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Anthropology | 1 | 1 | 1 | – | – | – | – | |
| Business & Management Studies | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Communication & Media Studies | 1 | – | – | – | – | – | – | |
| Development Studies | 1 | – | – | 1 | 1 | – | 1 | |
| Economics & Econometrics | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Education | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Hospitality & Leisure Management | 1 | – | – | – | – | – | – | |
| Law | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Marketing | 1 | – | – | – | – | – | – | |
| Politics & International Studies | – | 1 | 1 | 1 | 1 | 1 | 1 | |
| Social Policy & Administration | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Sociology | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Sports-related Subjects | – | 1 | 1 | 1 | 1 | – | – | |
| Statistics & Operational Research | 1 | – | – | – | – | – | – | |
| Life Sciences & Medicine | Dentistry | 1 | 1 | 1 | 1 | – | – | – |
| Psychology | 1 | – | – | – | – | – | – | |
| Veterinary Science | – | 1 | – | – | – | – | – |
The results of this ranking reflect the academic strength of universities across various fields, including the quality of research, teaching, and confidence from the industry on an international level. The QS by Subject ranking considers key indicators such as Academic Reputation, Employer Reputation, Research Citations per Paper, and H-index Citation.
See last year’s rankings:
Chulalongkorn University has consistently been ranked as the number 1 university in Thailand by the Times Higher Education (THE) World University Rankings, excelling in research quality, research environment, and collaboration with industry.
No.1 in Thailand and ranked Thailand’s best in seven subjects: Arts and Humanities, Business & Economics, Computer Science, Engineering, Physical Sciences, Psychology, Social Sciences by Times Higher Education (THE) World University Rankings by Subject [2026]
Chulalongkorn University is globally recognised for its sustainable development by the Times Higher Education Impact Rankings, which assess the role of universities in supporting the United Nations’ Sustainable Development Goals (SDGs).
See last year’s rankings:
| SDG | 2023 Rank | 2023 Score | 2022 Rank | 2022 Score |
|---|---|---|---|---|
| Overall Ranking | #17 of 1,591 | 94.8 | #16 of 1,410 | 95.2 |
 SDG 3 - Good Health and Wellbeing | #11 of 1,218 | 88.1 | #16 of 1,101 | 89.0 |
 SDG 4 - Quality Education | #78 of 1,304 | 74.8 | #101 -200 of 1,410 | 68.7 |
 SDG 8 - Decent Work and Economic Growth | #61 of 960 | 74.4 | #67 of 849 | 72.3 |
 SDG 9 - Industry, Innovation and Infrastructure | #24 of 873 | 99.0 | #26 785 | 98.1 |
 SDG 11 - Sustainable Cities and Communities | #52 of 860 | 82.3 | #66 of 783 | 82.6 |
 SDG 12 - Responsible Consumption and Production | #75 of 674 | 79.9 | #80 of 604 | 77.8 |
 SDG 14 - Life Below Water | #55 of 504 | 75.6 | #26 of 452 | 86.9 |
 SDG 15 - Life on Land | #47 of 586 | 81.3 | #16 of 521 | 90.4 |
| SDG 17 - Partnerships for the Goals | #16 of 1,625 | 95.6 | #10 of 1,438 | 97.9 |
