Nigeria's Top 2% Scientists 2023: Career-Long List
Nigeria has 99 scientists on the 2023 career-long Top 2% list, up 13.8% from 87 in 2022. That places Nigeria 49th in the world by number of listed scientists, up 1 place. University of Ibadan has the most listed scientists (11), followed by University of Nigeria (9).
Scientists in Nigeria on the list, by year
The career-long count has more than doubled since 2020.
Show the numbers
| Year | Single Year | Change | Career Data | Change |
|---|---|---|---|---|
| 2020 | 71 | 42 | ||
| 2021 | 121 | +70.4% | 73 | +73.8% |
| 2022 | 150 | +24.0% | 87 | +19.2% |
| 2023 | 186 | +24.0% | 99 | +13.8% |
| 2024 | 233 | +25.3% | 117 | +18.2% |
| 2025 | 291 | +24.9% | 142 | +21.4% |
Top 10 institutes in Nigeria
By number of listed scientists
Show the list
- 1University of Ibadan11
- 2University of Nigeria9
- 3Ahmadu Bello University6
- 4Federal University of Technology, Akure6
- 5Covenant University5
- 6International Institute of Tropical Agriculture4
- 7Ladoke Akintola University of Technology3
- 8Lagos State University3
- 9Obafemi Awolowo University3
- 10University College Hospital, Ibadan3
All 99 scientists
| Rank in Nigeria | World rank | Scientist | Institute | Sub-field | Rank in sub-field |
|---|---|---|---|---|---|
| 1 | 8,612 |
GO
|
University College Hospital, Ibadan | Psychiatry | Rank 238 |
| 2 | 22,681 | Centre for Healthy Start Initiative | General & Internal Medicine | Rank 329 | |
| 3 | 28,206 | Federal University of Technology, Owerri | Materials | Rank 335 | |
| 4 | 29,476 |
OG
|
Federal University of Technology, Akure | Food Science | Rank 116 |
| 5 | 37,982 | Air Force Institute of Technology | Mechanical Engineering & Transports | Rank 222 | |
| 6 | 38,308 | College of Medicine, University of Ibadan | Toxicology | Rank 154 | |
| 7 | 43,377 | Ladoke Akintola University of Technology | Environmental Sciences | Rank 224 | |
| 8 | 67,324 | Rivers State University | Ecology | Rank 1,102 | |
| 9 | 72,332 | Federal University, Oye-Ekiti | Food Science | Rank 342 | |
| 10 | 73,439 | Nigerian Institute of Medical Research | Microbiology | Rank 1,864 | |
| 11 | 74,761 | College of Medicine, University of Ibadan | Neurology & Neurosurgery | Rank 5,040 | |
| 12 | 75,591 | African University of Science and Technology | General Mathematics | Rank 343 | |
| 13 | 83,296 | Ebonyi State University | General & Internal Medicine | Rank 1,067 | |
| 14 | 84,367 | University of Benin | Obstetrics & Reproductive Medicine | Rank 813 | |
| 15 | 87,622 | Lagos State University | Psychiatry | Rank 1,549 | |
| 16 | 90,319 | University of Ibadan | Microbiology | Rank 2,287 | |
| 17 | 92,869 | Federal University of Technology, Akure | Mathematical Physics | Rank 54 | |
| 18 | 93,166 | University of Nigeria | Health Policy & Services | Rank 252 | |
| 19 | 94,288 | University College Hospital, Ibadan | General & Internal Medicine | Rank 1,208 | |
| 20 | 98,880 | National Hospital, Abuja | Pediatrics | Rank 544 | |
| 21 | 124,110 | Bioresources Institute of Nigeria | Medicinal & Biomolecular Chemistry | Rank 436 | |
| 22 | 127,086 |
KB
|
International Institute of Tropical Agriculture | Agronomy & Agriculture | Rank 671 |
| 23 | 127,491 | University of Port Harcourt | Toxicology | Rank 565 | |
| 24 | 131,330 | University of Nigeria | Agronomy & Agriculture | Rank 699 | |
| 25 | 132,970 | University of Nigeria | Energy | Rank 1,728 | |
| 26 | 137,154 | University of Ibadan | Tropical Medicine | Rank 323 | |
| 27 | 150,176 | Federal University of Technology, Akure | Mechanical Engineering & Transports | Rank 1,056 | |
| 28 | 156,771 | Adekunle Ajasin University | Chemical Engineering | Rank 772 | |
| 29 | 160,615 | Ahmadu Bello University | General & Internal Medicine | Rank 2,080 | |
| 30 | 169,781 | Bowen University | Toxicology | Rank 805 | |
| 31 | 171,232 | University of Benin | Polymers | Rank 1,540 | |
| 32 | 174,328 | International Institute of Tropical Agriculture | Agronomy & Agriculture | Rank 988 | |
| 33 | 174,914 | Covenant University | Materials | Rank 2,389 | |
| 34 | 177,699 | University of Lagos | Environmental Sciences | Rank 1,234 | |
| 35 | 177,946 | Alex Ekwueme Federal University Teaching Hospital | General & Internal Medicine | Rank 2,314 | |
| 36 | 180,735 | Federal University, Oye-Ekiti | Agronomy & Agriculture | Rank 1,033 | |
| 37 | 184,579 | International Institute of Tropical Agriculture | Plant Biology & Botany | Rank 2,674 | |
| 38 | 188,288 | Covenant University | Energy | Rank 2,586 | |
| 39 | 188,699 |
BO
|
Ladoke Akintola University of Technology | Environmental Sciences | Rank 1,333 |
| 40 | 189,739 | University of Nigeria | Medicinal & Biomolecular Chemistry | Rank 737 | |
| 41 | 190,222 | University of Nigeria | Biotechnology | Rank 608 | |
| 42 | 190,648 | University of Nigeria | General Mathematics | Rank 1,239 | |
| 43 | 193,328 | Redeemer‘s University | General & Internal Medicine | Rank 2,524 | |
| 44 | 198,025 | Delta State University Nigeria | Environmental Sciences | Rank 1,413 | |
| 45 | 201,182 | Federal University of Technology, Akure | Fisheries | Rank 601 | |
| 46 | 205,838 | Ahmadu Bello University | Polymers | Rank 1,867 | |
| 47 | 206,717 | University of Ibadan | Food Science | Rank 1,131 | |
| 48 | 210,211 | Obafemi Awolowo University | Dentistry | Rank 1,313 | |
| 49 | 211,145 | Federal University of Technology, Owerri | Energy | Rank 2,956 | |
| 50 | 212,305 | Chevron Nigeria Limited | Energy | Rank 2,979 | |
| 51 | 216,551 | Bayero University | Tropical Medicine | Rank 516 | |
| 52 | 220,693 | Etomie Oral and Maxillofacial Specialist Hospital | Dentistry | Rank 1,393 | |
| 53 | 226,575 | Adamawa State University, Mubi | Energy | Rank 3,211 | |
| 54 | 226,679 | Lagos University Teaching Hospital | Dentistry | Rank 1,433 | |
| 55 | 227,907 | Federal University of Technology, Akure | Food Science | Rank 1,256 | |
| 56 | 229,828 | Ahmadu Bello University | Mechanical Engineering & Transports | Rank 1,685 | |
| 57 | 231,401 | Fountain University | Analytical Chemistry | Rank 1,957 | |
| 58 | 232,569 | Obafemi Awolowo University | Cultural Studies | Rank 85 | |
| 59 | 233,288 | Lagos State University | Medicinal & Biomolecular Chemistry | Rank 1,007 | |
| 60 | 233,894 | Ladoke Akintola University of Technology | Plant Biology & Botany | Rank 3,419 | |
| 61 | 236,304 | University of Ibadan | Food Science | Rank 1,321 | |
| 62 | 238,178 | University of Nigeria | Pharmacology & Pharmacy | Rank 2,424 | |
| 63 | 238,466 | Federal University of Technology, Akure | Food Science | Rank 1,334 | |
| 64 | 238,562 | Ekiti State University | Food Science | Rank 1,336 | |
| 65 | 243,244 |
SL
|
University of Ibadan | Tropical Medicine | Rank 600 |
| 66 | 250,981 | University of Port Harcourt | Toxicology | Rank 1,264 | |
| 67 | 254,990 | Covenant University | Materials | Rank 3,673 | |
| 68 | 264,357 | Olabisi Onabanjo University | Energy | Rank 3,837 | |
| 69 | 265,988 | University of Calabar | General & Internal Medicine | Rank 3,548 | |
| 70 | 269,868 | Federal University of Petroleum Resources, Effurun | Energy | Rank 3,950 | |
| 71 | 270,822 | Abia State University | Environmental Sciences | Rank 2,062 | |
| 72 | 277,706 | University of Port Harcourt | General & Internal Medicine | Rank 3,700 | |
| 73 | 278,603 | University of Nigeria | Building & Construction | Rank 712 | |
| 74 | 280,304 | University of Ibadan | Medicinal & Biomolecular Chemistry | Rank 1,306 | |
| 75 | 287,505 | Ahmadu Bello University | Geological & Geomatics Engineering | Rank 1,348 | |
| 76 | 294,110 | Obafemi Awolowo University | Medicinal & Biomolecular Chemistry | Rank 1,392 | |
| 77 | 297,982 | University of Ilorin | Medicinal & Biomolecular Chemistry | Rank 1,414 | |
| 78 | 302,637 | Usmanu Danfodiyo University | Energy | Rank 4,559 | |
| 79 | 318,971 | University of Ibadan | Energy | Rank 4,856 | |
| 80 | 323,124 | Federal University of Technology, Minna | Energy | Rank 4,942 | |
| 81 | 330,110 | University of Nigeria | Materials | Rank 5,004 | |
| 82 | 330,277 | College of Medicine, University of Lagos | General & Internal Medicine | Rank 4,485 | |
| 83 | 331,103 | Ahmadu Bello University | Energy | Rank 5,073 | |
| 84 | 337,812 | International Biomedical Research Institute (IBRI) | Medicinal & Biomolecular Chemistry | Rank 1,645 | |
| 85 | 338,117 | University of Ibadan | Energy | Rank 5,225 | |
| 86 | 344,488 | University College Hospital, Ibadan | General & Internal Medicine | Rank 4,702 | |
| 87 | 365,445 |
OA
|
Lagos State University Teaching Hospital | General & Internal Medicine | Rank 4,990 |
| 88 | 370,475 | Covenant University | Building & Construction | Rank 1,037 | |
| 89 | 371,041 |
IU
|
Oriental Energy Resources Limited | Energy | Rank 5,865 |
| 90 | 374,443 | University of Ibadan | Medicinal & Biomolecular Chemistry | Rank 1,883 | |
| 91 | 376,324 | University of Ibadan | Information & Library Sciences | Rank 273 | |
| 92 | 383,840 | Nnamdi Azikiwe University | Polymers | Rank 3,582 | |
| 93 | 388,278 | University of Ibadan | General & Internal Medicine | Rank 5,333 | |
| 94 | 396,942 | International Institute of Tropical Agriculture | Plant Biology & Botany | Rank 6,074 | |
| 95 | 401,669 | Lagos State University | General & Internal Medicine | Rank 5,527 | |
| 96 | 404,075 | Covenant University | Materials | Rank 6,299 | |
| 97 | 407,440 | Ahmadu Bello University | General & Internal Medicine | Rank 5,615 | |
| 98 | 504,813 | Nnamdi Azikiwe University | General Clinical Medicine | Rank 420 | |
| 99 | 531,450 | Bells University of Technology | Materials | Rank 8,760 | |
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Frequently asked questions
How many scientists from Nigeria are in the 2023 Stanford Top 2% list?
186 scientists affiliated with Nigeria are on the 2023 single-year list, and 99 are on the career-long list.
Which institute in Nigeria has the most Top 2% scientists?
On the 2023 career-long list, University of Ibadan has the most listed scientists from Nigeria, with 11. It is followed by University of Nigeria with 9.
How has the number of Top 2% scientists in Nigeria changed since 2020?
On the career-long list, Nigeria went from 42 scientists in 2020 to 99 in 2023, a change of +135.7%.
What is the difference between the single-year and career-long lists?
The single-year list ranks scientists on the citations their work received in one year. The career-long list ranks them on citations across their whole career. Both lists are published every year, and a scientist can be on one, both or neither.
What is the official source of this data?
The rankings come from the science-wide author databases of standardized citation indicators published by Ioannidis et al. in the Elsevier Data Repository, updated every year. TOPSCINET, an independent platform, organises that data by country, year, institute and field, so you can compare and explore it.