Citation Rankings
Highly Cited Researchers

Highly Cited Researchers 61 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
PAUL OCHEJE AMEH
Electrochemistry
kinetics
Computational and Quatum Chemistry
nano materials
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,839
985
0.536
* Total Citation Counts Rankings
Ranking Based On Selection: 2
Nigeria
ABDULLAHI HASSAN GORONDUTSE
Strategic Management & Entrepreneurship
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,536
1,220
0.794
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Nigeria
Samson Olowo Kolawole
Clinical-Health Psychology
Mental Health
Child & Adolescent Health
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
668
665
0.996
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Nigeria
Ononamadu, Chimaobi James
Biochemistry
Pharmacognosy
In silico Drug Discovery
Toxicology & Forensic Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
627
550
0.877
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Nigeria
Abdullahi Lawal Dikko
sociolinguistics and linguistics in general
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
543
458
0.843
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Nigeria
IHEGBORO GODWIN OKWUDIRI
Nutrition and medicnal chemistry and pharmacology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
384
333
0.867
* Total Citation Counts Rankings
Ranking Based On Selection: 7
Nigeria
Bello Ilias Ayo
Research and Instrument development
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
299
185
0.619
* Total Citation Counts Rankings
Ranking Based On Selection: 8
Nigeria
Salawu Kailani
Toxicology
Nutritional Biochemistry
EthnoChemistry and Science Education
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
295
233
0.790
* Total Citation Counts Rankings
Ranking Based On Selection: 9
Nigeria
ABRAHAM UBONG EVANS
Criminology and Security Studies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
260
190
0.731

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* Total Citation Counts Rankings
Ranking Based On Selection: 10
Nigeria
Umar Sani
Pharmaceutical/Medicinal Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
258
153
0.593
* Total Citation Counts Rankings
Ranking Based On Selection: 11
Nigeria
HEMEN TERSEER JOSEPH
Bioremediation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
210
94
0.448
* Total Citation Counts Rankings
Ranking Based On Selection: 12
Nigeria
HALILU BELLO ROGO
Enterprenuership
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
202
152
0.752
* Total Citation Counts Rankings
Ranking Based On Selection: 13
Nigeria
Owolarafe Tajudeen A.
Toxicology and activities on medicinal plants
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
192
179
0.932
* Total Citation Counts Rankings
Ranking Based On Selection: 14
Nigeria
Onoyima C. C
Analytical Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
168
104
0.619
* Total Citation Counts Rankings
Ranking Based On Selection: 15
Nigeria
Rauf Tunde Sakariyau
Comparative Politics and Electoral Studies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
147
111
0.755
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Nigeria
Nkamnebe Emenike Chiemeka
Metadata Creation
Organization of Knowledge
Knowledge Management
Information Literacy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
144
105
0.729
* Total Citation Counts Rankings
Ranking Based On Selection: 17
Nigeria
Adeola Samuel Adebusuyi
Entrepreneurship
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
109
108
0.991
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Nigeria
Abubakar Muhammad Aminu
Forensic Genetics
DNA profiling
Biochemistry
Biotechnology
Molecular Biology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
97
71
0.732
* Total Citation Counts Rankings
Ranking Based On Selection: 19
Nigeria
Salisu A. Abdullahi|Salisu Adamu Abdullahi
Sociology
Criminology
Social Problems
Security Studies
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
92
38
0.413
* Total Citation Counts Rankings
Ranking Based On Selection: 20
Nigeria
Umar Dauda
Taxation
Accounting and finance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
91
41
0.451
* Total Citation Counts Rankings
Ranking Based On Selection: 21
Nigeria
Titus Yunana|Titus Wuyah Yunana
Economics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
88
66
0.750
* Total Citation Counts Rankings
Ranking Based On Selection: 22
Nigeria
Sani Gawuna Muhammad
Marketing
Entrepreneurship
General Management
Business Finance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
77
63
0.818
* Total Citation Counts Rankings
Ranking Based On Selection: 23
Nigeria
Moses Ukeh
Clinical & Health Psychology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
66
48
0.727
* Total Citation Counts Rankings
Ranking Based On Selection: 24
Nigeria
Sagir Lawal Imam
Accounting and Finance
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
61
60
0.984
* Total Citation Counts Rankings
Ranking Based On Selection: 25
Nigeria
Idris M Idris
Inorganic and Coordination Chemistry
Appied Chemistry
Police and Defense Chemistry
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
47
0.839
* Total Citation Counts Rankings
Rankings
475,047
Nigeria
934
1
Ranking Based On Selection: 1
PAUL OCHEJE AMEH
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,839
985
0.536
Electrochemistry
kinetics
Computational and Quatum Chemistry
nano materials
* Total Citation Counts Rankings
Rankings
535,443
Nigeria
1,213
2
Ranking Based On Selection: 2
ABDULLAHI HASSAN GORONDUTSE
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,536
1,220
0.794
* Total Citation Counts Rankings
Rankings
827,835
Nigeria
4,360
3
Ranking Based On Selection: 3
Samson Olowo Kolawole
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
668
665
0.996
Clinical-Health Psychology
Mental Health
Child & Adolescent Health
* Total Citation Counts Rankings
Rankings
849,079
Nigeria
4,756
4
Ranking Based On Selection: 4
Ononamadu, Chimaobi James
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
627
550
0.877
Biochemistry
Pharmacognosy
In silico Drug Discovery
Toxicology & Forensic Science
* Total Citation Counts Rankings
Rankings
897,086
Nigeria
5,667
5
Ranking Based On Selection: 5
Abdullahi Lawal Dikko
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
543
458
0.843
* Total Citation Counts Rankings
Rankings
1,037,247
Nigeria
8,295
6
Ranking Based On Selection: 6
IHEGBORO GODWIN OKWUDIRI
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
384
333
0.867
Nutrition and medicnal chemistry and pharmacology
* Total Citation Counts Rankings
Rankings
1,139,908
Nigeria
10,406
7
Ranking Based On Selection: 7
Bello Ilias Ayo
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
299
185
0.619
Research and Instrument development
* Total Citation Counts Rankings
Rankings
1,145,360
Nigeria
10,516
8
Ranking Based On Selection: 8
Salawu Kailani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
295
233
0.790
Toxicology
Nutritional Biochemistry
EthnoChemistry and Science Education
* Total Citation Counts Rankings
Rankings
1,199,410
Nigeria
11,644
9
Ranking Based On Selection: 9
ABRAHAM UBONG EVANS
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
260
190
0.731
* Total Citation Counts Rankings
Rankings
1,202,961
Nigeria
11,734
10
Ranking Based On Selection: 10
Umar Sani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
258
153
0.593

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
1,291,730
Nigeria
13,637
11
Ranking Based On Selection: 11
HEMEN TERSEER JOSEPH
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
210
94
0.448
* Total Citation Counts Rankings
Rankings
1,307,688
Nigeria
13,973
12
Ranking Based On Selection: 12
HALILU BELLO ROGO
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
202
152
0.752
* Total Citation Counts Rankings
Rankings
1,329,733
Nigeria
14,420
13
Ranking Based On Selection: 13
Owolarafe Tajudeen A.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
192
179
0.932
Toxicology and activities on medicinal plants
* Total Citation Counts Rankings
Rankings
1,390,984
Nigeria
15,765
14
Ranking Based On Selection: 14
Onoyima C. C
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
168
104
0.619
* Total Citation Counts Rankings
Rankings
1,450,666
Nigeria
17,104
15
Ranking Based On Selection: 15
Rauf Tunde Sakariyau
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
147
111
0.755
Comparative Politics and Electoral Studies
* Total Citation Counts Rankings
Rankings
1,460,011
Nigeria
17,318
16
Ranking Based On Selection: 16
Nkamnebe Emenike Chiemeka
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
144
105
0.729
Metadata Creation
Organization of Knowledge
Knowledge Management
Information Literacy
* Total Citation Counts Rankings
Rankings
1,580,909
Nigeria
20,091
17
Ranking Based On Selection: 17
Adeola Samuel Adebusuyi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
109
108
0.991
* Total Citation Counts Rankings
Rankings
1,632,098
Nigeria
21,313
18
Ranking Based On Selection: 18
Abubakar Muhammad Aminu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
97
71
0.732
Forensic Genetics
DNA profiling
Biochemistry
Biotechnology
Molecular Biology
* Total Citation Counts Rankings
Rankings
1,655,241
Nigeria
21,916
19
Ranking Based On Selection: 19
Salisu A. Abdullahi|Salisu Adamu Abdullahi
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
92
38
0.413
Sociology
Criminology
Social Problems
Security Studies
* Total Citation Counts Rankings
Rankings
1,659,743
Nigeria
22,037
20
Ranking Based On Selection: 20
Umar Dauda
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
91
41
0.451
* Total Citation Counts Rankings
Rankings
1,672,350
Nigeria
22,295
21
Ranking Based On Selection: 21
Titus Yunana|Titus Wuyah Yunana
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
88
66
0.750
* Total Citation Counts Rankings
Rankings
1,725,089
Nigeria
23,607
22
Ranking Based On Selection: 22
Sani Gawuna Muhammad
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
77
63
0.818
Marketing
Entrepreneurship
General Management
Business Finance
* Total Citation Counts Rankings
Rankings
1,784,104
Nigeria
25,100
23
Ranking Based On Selection: 23
Moses Ukeh
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
66
48
0.727
Clinical & Health Psychology
* Total Citation Counts Rankings
Rankings
1,810,764
Nigeria
25,783
24
Ranking Based On Selection: 24
Sagir Lawal Imam
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
61
60
0.984
* Total Citation Counts Rankings
Rankings
1,842,605
Nigeria
26,630
25
Ranking Based On Selection: 25
Idris M Idris
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
56
47
0.839
Inorganic and Coordination Chemistry
Appied Chemistry
Police and Defense Chemistry
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