Citation Rankings
Highly Cited Researchers

Highly Cited Researchers 91 Scientists Citation Rankings - 2025

The Citation Rankings (Highly Cited Researchers) list highlight the most cited and influential researchers across a vast range of scientific fields, covering 197 main and sub-disciplines, including the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings. This service, offered exclusively by AD Scientific Index, aims to provide a balanced perspective by excluding data from CERN and other statistical sources that disproportionately favor certain researchers, particularly in the social sciences and humanities. This unique approach addresses the advantages researchers with multi-author publications and CERN involvement hold over others. Furthermore, citation rankings help uncover rule violations and unethical practices within the research community. For more detailed citation analyses, explore the Scientists Last 6 Years Citation Index, Universities Total Citations Rankings 2025, and Universities Last 6 Years Citations Rankings 2025.

* Total Citation Counts Rankings
Ranking Based On Selection: 1
Nigeria
Oluwatosin Victor Ajayi
Science Education with bias in Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,243
1,083
0.871
* Total Citation Counts Rankings
Ranking Based On Selection: 2
Nigeria
Emeka Daniel Oruonye
Geography (Environmental Science)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,158
757
0.654
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Nigeria
Houmsou Robert Soumay
Epidemiology
Public Health
Parasitology
Neglected Tropical Diseases
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
822
368
0.448
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Nigeria
Robert, S. Houmsou
Parasitology
Tropical Medicine
Epidemiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
815
366
0.449
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Nigeria
Vincent Nduka Ojeh
Micrometeorology-UHI
agroclimatology
Air Pollution/GIS application
Climate Change Adaptation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
786
565
0.719
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Nigeria
Vincent Ojeh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
713
511
0.717
* Total Citation Counts Rankings
Ranking Based On Selection: 7
Nigeria
Ajai John Tyavbee
Teaching and conducting Research
Statistical analysis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
647
426
0.658
* Total Citation Counts Rankings
Ranking Based On Selection: 8
Nigeria
Lenshie Nsemba Edward
Informal Economy
Identity Politics
Border and Migration
Conflict and Security
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
623
505
0.811
* Total Citation Counts Rankings
Ranking Based On Selection: 9
Nigeria
Ua Bukar
Crisis Informatics
Social Network Analysis
Information Systems and Management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
518
518
1.000

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* Total Citation Counts Rankings
Ranking Based On Selection: 10
Nigeria
Adamu Halilu Jabire
Wireless communication
modelling of microwave circuits and antennas
computational electromagnetic and hybrid optimization
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
438
423
0.966
* Total Citation Counts Rankings
Ranking Based On Selection: 11
Nigeria
Weltime Medjor
Analytical and Environmental Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
399
203
0.509
* Total Citation Counts Rankings
Ranking Based On Selection: 12
Nigeria
Susan Peter Teru|Susan Teru
ACCOUNTING AND FINANCE
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
368
298
0.810
* Total Citation Counts Rankings
Ranking Based On Selection: 13
Nigeria
Miftahu Idris
Public Finance
Macroeconomics
Development Economics
International Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
332
295
0.889
* Total Citation Counts Rankings
Ranking Based On Selection: 14
Nigeria
Delphine Leila David
Biodiversity/Wildlife Conservation and Ornithology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
281
170
0.605
* Total Citation Counts Rankings
Ranking Based On Selection: 15
Nigeria
Joseph Abutu
Material
Industrial and Production Engineering
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
278
253
0.910
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Nigeria
Aminu Sani
Motivation
Delinquency and Developmental Psychology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
250
198
0.792
* Total Citation Counts Rankings
Ranking Based On Selection: 17
Nigeria
Christina Tanko Audu
basic science
foundamentals of Integrated Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
191
151
0.791
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Nigeria
Tanko Bako
RENEWABLE ENERGY RESOURCES AND EQUIPMENTS
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
183
150
0.820
* Total Citation Counts Rankings
Ranking Based On Selection: 19
Nigeria
Akila Istifanus Bardey
Post-harvest technology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
170
138
0.812
* Total Citation Counts Rankings
Ranking Based On Selection: 20
Nigeria
Mohammed Bakoji Yusuf
Agriculture and Environment
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
168
131
0.780
* Total Citation Counts Rankings
Ranking Based On Selection: 21
Nigeria
Tordue Simon Targema
New media
digital media
journalism and media studies
film studies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
163
142
0.871
* Total Citation Counts Rankings
Ranking Based On Selection: 22
Nigeria
Innocent Felix Idoko
Business and Enterpreneurship
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
159
142
0.893
* Total Citation Counts Rankings
Ranking Based On Selection: 23
Nigeria
Chukwuemeka Chukwueke
Library Administration and Management
Information Literacy
Cataloguing and Classification
Information Needs and Seeking Behav
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
152
143
0.941
* Total Citation Counts Rankings
Ranking Based On Selection: 24
Nigeria
Amuche Christian Igomu
Psychometrics and Testing
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
147
82
0.558
* Total Citation Counts Rankings
Ranking Based On Selection: 25
Nigeria
Maxwell Obia Kanu
Geomagnetism
Environmental Magnetism
Archaeomagnetism
Electrical Resistivity
soil and water pollution
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
138
104
0.754
* Total Citation Counts Rankings
Rankings
608,834
Nigeria
1,608
1
Ranking Based On Selection: 1
Oluwatosin Victor Ajayi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,243
1,083
0.871
* Total Citation Counts Rankings
Rankings
634,386
Nigeria
1,772
2
Ranking Based On Selection: 2
Emeka Daniel Oruonye
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,158
757
0.654
* Total Citation Counts Rankings
Rankings
757,049
Nigeria
3,228
3
Ranking Based On Selection: 3
Houmsou Robert Soumay
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
822
368
0.448
Epidemiology
Public Health
Parasitology
Neglected Tropical Diseases
* Total Citation Counts Rankings
Rankings
760,059
Nigeria
3,278
4
Ranking Based On Selection: 4
Robert, S. Houmsou
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
815
366
0.449
* Total Citation Counts Rankings
Rankings
772,439
Nigeria
3,442
5
Ranking Based On Selection: 5
Vincent Nduka Ojeh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
786
565
0.719
Micrometeorology-UHI
agroclimatology
Air Pollution/GIS application
Climate Change Adaptation
* Total Citation Counts Rankings
Rankings
805,954
Nigeria
3,984
6
Ranking Based On Selection: 6
Vincent Ojeh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
713
511
0.717
* Total Citation Counts Rankings
Rankings
838,776
Nigeria
4,567
7
Ranking Based On Selection: 7
Ajai John Tyavbee
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
647
426
0.658
Teaching and conducting Research
Statistical analysis
* Total Citation Counts Rankings
Rankings
851,182
Nigeria
4,795
8
Ranking Based On Selection: 8
Lenshie Nsemba Edward
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
623
505
0.811
Informal Economy
Identity Politics
Border and Migration
Conflict and Security
* Total Citation Counts Rankings
Rankings
914,812
Nigeria
5,985
9
Ranking Based On Selection: 9
Ua Bukar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
518
518
1.000
Crisis Informatics
Social Network Analysis
Information Systems and Management
* Total Citation Counts Rankings
Rankings
983,632
Nigeria
7,282
10
Ranking Based On Selection: 10
Adamu Halilu Jabire
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
438
423
0.966
Wireless communication
modelling of microwave circuits and antennas
computational electromagnetic and hybrid optimization

360° Institutional Performance & Benchmarking Click Here for Live Demo 

Gain data-driven strategic insights into your institution’s academic performance, global positioning, and competitive strengths through advanced analysis and benchmarking

with 20 similarly ranked institutions at City, Country, Region, and Global levels. 

* Total Citation Counts Rankings
Rankings
1,022,310
Nigeria
8,021
11
Ranking Based On Selection: 11
Weltime Medjor
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
399
203
0.509
* Total Citation Counts Rankings
Rankings
1,054,201
Nigeria
8,672
12
Ranking Based On Selection: 12
Susan Peter Teru|Susan Teru
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
368
298
0.810
* Total Citation Counts Rankings
Rankings
1,096,015
Nigeria
9,507
13
Ranking Based On Selection: 13
Miftahu Idris
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
332
295
0.889
Public Finance
Macroeconomics
Development Economics
International Economics
* Total Citation Counts Rankings
Rankings
1,166,522
Nigeria
10,947
14
Ranking Based On Selection: 14
Delphine Leila David
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
281
170
0.605
Biodiversity/Wildlife Conservation and Ornithology
* Total Citation Counts Rankings
Rankings
1,170,453
Nigeria
11,016
15
Ranking Based On Selection: 15
Joseph Abutu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
278
253
0.910
* Total Citation Counts Rankings
Rankings
1,215,886
Nigeria
12,026
16
Ranking Based On Selection: 16
Aminu Sani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
250
198
0.792
Motivation
Delinquency and Developmental Psychology
* Total Citation Counts Rankings
Rankings
1,332,506
Nigeria
14,491
17
Ranking Based On Selection: 17
Christina Tanko Audu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
191
151
0.791
basic science
foundamentals of Integrated Science
* Total Citation Counts Rankings
Rankings
1,351,724
Nigeria
14,918
18
Ranking Based On Selection: 18
Tanko Bako
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
183
150
0.820
RENEWABLE ENERGY RESOURCES AND EQUIPMENTS
* Total Citation Counts Rankings
Rankings
1,385,027
Nigeria
15,638
19
Ranking Based On Selection: 19
Akila Istifanus Bardey
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
170
138
0.812
Post-harvest technology
* Total Citation Counts Rankings
Rankings
1,390,471
Nigeria
15,753
20
Ranking Based On Selection: 20
Mohammed Bakoji Yusuf
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
168
131
0.780
* Total Citation Counts Rankings
Rankings
1,403,918
Nigeria
16,064
21
Ranking Based On Selection: 21
Tordue Simon Targema
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
163
142
0.871
New media
digital media
journalism and media studies
film studies
* Total Citation Counts Rankings
Rankings
1,414,875
Nigeria
16,311
22
Ranking Based On Selection: 22
Innocent Felix Idoko
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
159
142
0.893
* Total Citation Counts Rankings
Rankings
1,434,787
Nigeria
16,758
23
Ranking Based On Selection: 23
Chukwuemeka Chukwueke
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
152
143
0.941
Library Administration and Management
Information Literacy
Cataloguing and Classification
Information Needs and Seeking Behav
* Total Citation Counts Rankings
Rankings
1,451,155
Nigeria
17,130
24
Ranking Based On Selection: 24
Amuche Christian Igomu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
147
82
0.558
* Total Citation Counts Rankings
Rankings
1,478,957
Nigeria
17,757
25
Ranking Based On Selection: 25
Maxwell Obia Kanu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
138
104
0.754
Geomagnetism
Environmental Magnetism
Archaeomagnetism
Electrical Resistivity
soil and water pollution
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