Ghana's Top 2% Scientists 2026

Ghana has 90 scientists on the 2026 single-year Top 2% list, up 28.6% from 70 in 2025. That places Ghana 70th in the world by number of listed scientists, up 2 places. University of Ghana has the most listed scientists (20), followed by Kwame Nkrumah University of Science & Technology (13).

Single Year

+20 (+28.6%) vs 2025

Career Data

+10 (+31.2%) vs 2025

World rank by count

#70

up 2 places vs 2025

Institutes

+7 (+30.4%) vs 2025

Scientists in Ghana on the list, by year

The single-year count has more than tripled since 2020.

Single-year list, change on the previous year

2021+64.7%

2022+14.3%

2023+43.8%

2024+34.8%

2025+12.9%

2026+28.6%

Show the numbers

Year	Single Year	Change	Career Data	Change
2020	17		12
2021	28	+64.7%	14	+16.7%
2022	32	+14.3%	17	+21.4%
2023	46	+43.8%	17	+0.0%
2024	62	+34.8%	22	+29.4%
2025	70	+12.9%	32	+45.5%
2026	90	+28.6%	42	+31.2%

Top 10 institutes in Ghana

By number of listed scientists

Single-year list2026

Show the list

All 90 scientists

Single-year list2026

Showing the 2026 single-year list. Looking for career rankings? See the career-long list

Everyone on the list, free to browse.

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Rank in Ghana	World rank	Scientist	Institute	Sub-field	Rank in sub-field
1	1,901	EM Ezzati, Majid Hassanpour	University of Ghana	General & Internal Medicine	Rank 44
2	10,627	AS Adams, Samuel	Ghana Institute of Management and Public Administration (GIMPA)	Economics	Rank 180
3	13,384	SE Sampane-Donkor, Eric Sampane	University of Ghana	Microbiology	Rank 228
4	24,350	AJ Abor, Joshua Yindenaba	University of Ghana Business School	Finance	Rank 119
5	25,433	AA Amegah, A. K.	University of Cape Coast Ghana	Toxicology	Rank 80
6	29,837	AP Adom, Philip Kofi	Ashesi University	Energy	Rank 810
7	30,514	KP Kwakwa, Paul Adjei	University of Energy and Natural Resources	Environmental Sciences	Rank 668
8	33,857	EM Ekor, Martins N.	University of Cape Coast Ghana	Toxicology	Rank 119
9	36,347	AR Aboagye, Richard Gyan	University of Health and Allied Sciences, Ghana	Public Health	Rank 337
10	36,618	DD Doku, David Teye	University of Cape Coast Ghana	Public Health	Rank 340
11	39,933	KN Kugbey, Nuworza	University of Environment and Sustainable Development	General & Internal Medicine	Rank 617
12	42,564	AE Afoakwa, Emmanuel Ohene	Ghana Communication Technology University	Food Science	Rank 525
13	44,588	AI Adam, Issahaku	University of Cape Coast Ghana	Sport, Leisure & Tourism	Rank 224
14	54,134	DG Danso-Abbeam, Gideon	University for Development Studies Ghana	Agronomy & Agriculture	Rank 388
15	54,414	AH Amu, Hubert	University of Health and Allied Sciences, Ghana	General & Internal Medicine	Rank 813
16	59,329	AP Antwi-Agyei, Philip	Kwame Nkrumah University of Science & Technology	Environmental Sciences	Rank 1,326
17	60,011	Oppong Asante, Kwaku	University of Ghana	Public Health	Rank 577
18	60,251	ND Neina, Dora	University of Ghana	Agronomy & Agriculture	Rank 441
19	62,722	Amoako, George Kofi	Ghana Communication Technology University	Business & Management	Rank 1,516
20	65,025	AE Abakah, Emmanuel Joel Aikins	University of Ghana Business School	Finance	Rank 266
21	67,158	AJ Asamoah, Joshua Kiddy Kwasi	Kwame Nkrumah University of Science & Technology	Applied Physics	Rank 1,215
22	74,223	AO Akoto, Osei Yaw	Kwame Nkrumah University of Science & Technology	Environmental Sciences	Rank 1,679
23	74,611	IM Immurana, Mustapha	University of Health and Allied Sciences, Ghana	General & Internal Medicine	Rank 1,059
24	74,673	BG Bokpin, Godfred Alufar	University of Ghana Business School	Finance	Rank 311
25	74,935	BE Bonyah, Ebenezer	Akenten Appiah-Menka University of Skills Training and Entrepreneurial Development	Applied Physics	Rank 1,355
26	78,710	HR Hinson, Robert Ebo	Ghana Communication Technology University	Marketing	Rank 485
27	82,505	AS Agyei, Samuel Kwaku	University of Cape Coast Ghana	Finance	Rank 342
28	87,284	OM Oteng-Ababio, Martin	University of Ghana	Urban & Regional Planning	Rank 271
29	92,540	SF Sarfo, Fred Stephen	Kwame Nkrumah University of Science & Technology	Neurology & Neurosurgery	Rank 3,811
30	93,102	FA Fosu, Augustin Kwasi	University of Ghana	Development Studies	Rank 87
31	93,729	AE Amenyogbe, Eric	University of Environment and Sustainable Development	Fisheries	Rank 191
32	95,197	IM Ibrahim, Muazu	University for Development Studies Ghana	Economics	Rank 1,157
33	97,457	DA De-Graft Aikins, Ama	University of Ghana	Public Health	Rank 987
34	97,721	OV Owusu, Victor Boachie	Oak Specialist Hospital	Environmental Sciences	Rank 2,253
35	97,851	AT Azungah, Theophilus	Bolgatanga Polytechnic	Business & Management	Rank 2,181
36	109,024	DC Dzah, Courage Sedem	Ho Technical University	Food Science	Rank 1,517
37	110,132	LA Lartey, Anna A.	University of Ghana	Nutrition & Dietetics	Rank 691
38	111,905	GJ Ganle, John Kuumuori	University of Ghana	Public Health	Rank 1,122
39	116,555	ME Martey, Edward	CSIR - Savanna Agricultural Research Institute	Agronomy & Agriculture	Rank 880
40	133,044	AJ Aheto, Justice Moses K.	University of Ghana	Public Health	Rank 1,353
41	138,391	SJ Sarfo, Jacob Owusu	University of Cape Coast Ghana	Education	Rank 1,920
42	141,623	YL Yafetto, Levi	University of Cape Coast Ghana	Environmental Engineering	Rank 838
43	146,590	RL Rusinamhodzi, Leonard	International Institute of Tropical Agriculture	Agronomy & Agriculture	Rank 1,124
44	151,026	LA Laar, Amos Kankponang	University of Ghana	Nutrition & Dietetics	Rank 958
45	152,491	AF Agyenim, Francis Boateng	CSIR - Institute of Industrial Research	Energy	Rank 4,819
46	159,284	TE Tarkang, Elvis Enowbeyang	University of Health and Allied Sciences, Ghana	Public Health	Rank 1,634
47	162,174	AM Ayanore, Martin Amogre	University of Health and Allied Sciences, Ghana	Public Health	Rank 1,666
48	163,644	AI Agyepong, Irène Akua	Ghana Health Service	Health Policy & Services	Rank 330
49	168,354	AA Asase, Alex	Centre for Plant Medicine Research	Medicinal & Biomolecular Chemistry	Rank 756
50	172,255	OJ Okyere, Joshua N.	University of Ghana	Public Health	Rank 1,763
51	173,829	Odoi-Yorke, Flavio	Cape Coast Technical University	Energy	Rank 5,574
52	173,991	AK Asante, Kwaku Poku	Kintampo Health Research Centre	Tropical Medicine	Rank 217
53	190,927	AA Appeaning Addo, K.	University of Ghana	Oceanography	Rank 219
54	200,040	AS Amiteye, Samuel	Ghana Atomic Energy Commission	Plant Biology & Botany	Rank 3,536
55	200,994	QR Quansah, Reginald	University of Ghana	Toxicology	Rank 759
56	209,021	MA Mumuni, Alhassan	Cape Coast Technical University	Artificial Intelligence & Image Processing	Rank 9,356
57	213,403	KF Kemausuor, Francis	Kwame Nkrumah University of Science & Technology	Energy	Rank 6,932
58	213,875	BO Boachie-Adjei, Oheneba B.	The Foundation of Orthopedics and Complex Spine (FOCOS)	Orthopedics	Rank 1,159
59	218,028	GS Gyamfi, Samuel Adu	University of Energy and Natural Resources	Energy	Rank 7,099
60	225,909	TB Tawiah, Benjamin	Kwame Nkrumah University of Science & Technology	Polymers	Rank 2,427
61	231,146	AG Ayetor, Godwin Kafui K.	Kwame Nkrumah University of Science & Technology	Energy	Rank 7,604
62	232,038	VV Vanderpuye, Verna D.N.K.	Korle Bu Teaching Hospital	Oncology & Carcinogenesis	Rank 7,279
63	248,647	Kumah, Emmanuel	University of Education, Winneba	General & Internal Medicine	Rank 3,070
64	251,490	AJ Amuasi, John Humphrey	Kwame Nkrumah University of Science & Technology	General & Internal Medicine	Rank 3,105
65	275,227	AI Animah, Isaac	Regional Maritime University, Ghana	Strategic, Defence & Security Studies	Rank 511
66	281,343	AY Amoako, Yaw Ampem	Kwame Nkrumah University of Science & Technology	General & Internal Medicine	Rank 3,406
67	291,550	AR Adanu, Richard Mawuena Kofi	University of Ghana	Obstetrics & Reproductive Medicine	Rank 1,626
68	293,469	OV Orish, V. N.	University of Health and Allied Sciences, Ghana	General & Internal Medicine	Rank 3,545
69	347,341	KA Kudom, Andreas Adutwum	University of Cape Coast Ghana	Tropical Medicine	Rank 494
70	361,605	AL Aziato, Lydia	University of Health and Allied Sciences, Ghana	Nursing	Rank 1,306
71	362,179	AJ Asamoah-Gyadu, Johnson Kwabena	Trinity Theological Seminary	Religions & Theology	Rank 92
72	365,598	OS Owusu-Agyei, Seth	University of Health and Allied Sciences, Ghana	Tropical Medicine	Rank 522
73	382,520	AY Afrane, Yaw Asare	University of Ghana	Tropical Medicine	Rank 553
74	383,716	NB Nero, Bertrand Festus	Kwame Nkrumah University of Science & Technology	Forestry	Rank 647
75	428,752	GM Gyapong, Margaret	University of Health and Allied Sciences, Ghana	Tropical Medicine	Rank 624
76	450,573	BV Boima, Vincent	University of Ghana	General & Internal Medicine	Rank 5,170
77	457,677	Dowou, Robert Kokou	University of Health and Allied Sciences, Ghana	General & Internal Medicine	Rank 5,241
78	463,042	GJ Gyapong, John O.	University of Health and Allied Sciences, Ghana	Tropical Medicine	Rank 686
79	506,076	YA Yawson, Alfred Edwin	University of Ghana	General & Internal Medicine	Rank 5,748
80	516,000	BF Binka, Fred Newton	University of Health and Allied Sciences, Ghana	Tropical Medicine	Rank 773
81	517,163	KK Koram, Kwadwo A.	Noguchi Memorial Institute for Medical Research	Tropical Medicine	Rank 775
82	525,095	OA Oduro, Abraham Rexford	Ghana Health Service	Tropical Medicine	Rank 788
83	542,367	SA Saim, Alex Kwasi	University of Mines and Technology	Mining & Metallurgy	Rank 555
84	546,919	GA Gyedu, Adam	Kwame Nkrumah University of Science & Technology	Surgery	Rank 3,215
85	561,977	AD Ansong, Daniel Ayirebi	Kwame Nkrumah University of Science & Technology	General & Internal Medicine	Rank 6,337
86	564,153	KE Kenu, Ernest	University of Ghana	General & Internal Medicine	Rank 6,358
87	596,573	AE Akowuah, E. K.	Kwame Nkrumah University of Science & Technology	Optoelectronics & Photonics	Rank 2,085
88	637,459	ME Manu, Emmanuel Amponsah	University of Health and Allied Sciences, Ghana	General & Internal Medicine	Rank 7,080
89	770,806	BD Boakye, Daniel Adjei	Noguchi Memorial Institute for Medical Research	Tropical Medicine	Rank 1,247
90	870,124	DA Danso-Appiah, Anthony	University of Ghana	General & Internal Medicine	Rank 9,408
No scientists match this filter on the single-year list. Try the career-long list

Showing 1 to 90 of 90 Show

Countries with a similar count

Single-year list2026

Luxembourg98 scientists

Lebanon97 scientists

Tunisia91 scientists

Kuwait89 scientists

Lithuania84 scientists

Kenya82 scientists

Explore other countries

Single-year list2026

Nigeria305 scientists

Liberia43 scientists

Egypt1,305 scientists

South Africa1,033 scientists

Ethiopia236 scientists

Morocco185 scientists

All countries on the world map

Frequently asked questions

How many scientists from Ghana are in the 2026 Stanford Top 2% list?

90 scientists affiliated with Ghana are on the 2026 single-year list, and 42 are on the career-long list.

Which institute in Ghana has the most Top 2% scientists?

On the 2026 single-year list, University of Ghana has the most listed scientists from Ghana, with 20. It is followed by Kwame Nkrumah University of Science & Technology with 13.

How has the number of Top 2% scientists in Ghana changed since 2020?

On the single-year list, Ghana went from 17 scientists in 2020 to 90 in 2026, a change of +429.4%.

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.