Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 407 Scientists Citation Rankings - 2025
Discover the world’s highly cited researchers through the AD Scientific Index 2025 Citation Rankings.
These rankings evaluate scientists based on their total and recent citation counts, capturing the breadth and real-time currency of academic recognition. Citation data reveals how widely a scholar’s work is referenced, applied, and extended across diverse disciplines. The rankings are routinely updated to reflect ongoing citation growth, while eliminating distortions from excessive co-authorship and institutional inflation. Premium tools provide access to detailed citation dynamics, unethical citation behavior detection, and field-normalized benchmarking.
* Total Citation Counts Rankings
Ranking Based On Selection: 1
Molecular Biolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,371
9,422
0.463
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* Total Citation Counts Rankings
Ranking Based On Selection: 2
Surgery
Mycetoma
Medical Educatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,632
6,189
0.490
* Total Citation Counts Rankings
Ranking Based On Selection: 3
Molecular Genetics and Immunolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,334
4,407
0.529
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Clinical Pathology and Immunolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,393
4,258
0.507
* Total Citation Counts Rankings
Ranking Based On Selection: 5
microbiology
mycology
fungi
mycetom
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,447
3,226
0.433
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Vaccines for Visceral Leishmaniasis
Latent TB infections
Immunochemotherapy for Chronic HB
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,992
1,970
0.282
* Total Citation Counts Rankings
Ranking Based On Selection: 7
neurology
telemedicin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,748
1,857
0.275
* Total Citation Counts Rankings
Ranking Based On Selection: 8
Food Scienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,814
1,627
0.280
* Total Citation Counts Rankings
Ranking Based On Selection: 9
Pathology
Epidemiology
Molecular pathology
Immunohistochemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,608
2,169
0.601
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* Total Citation Counts Rankings
Ranking Based On Selection: 10
health research
disease control with particular emphasis on malaria and communicable diseases contro
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,166
1,532
0.484
* Total Citation Counts Rankings
Ranking Based On Selection: 11
corporate finance
banking
accounting
investmen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,131
1,096
0.350
* Total Citation Counts Rankings
Ranking Based On Selection: 12
infectious diseases
host-pathogen interaction
antimicrobial resistance
global healt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,613
2,257
0.864
* Total Citation Counts Rankings
Ranking Based On Selection: 13
Neurosciences
Immunology
Telemedicine
Medical Educatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,146
321
0.150
* Total Citation Counts Rankings
Ranking Based On Selection: 14
veterinary medicin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,069
678
0.328
* Total Citation Counts Rankings
Ranking Based On Selection: 15
Post-Harvest Physiologis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,950
486
0.249
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Infectious Diseases
Vector Control
Zoonosis Control
One-Health
Population Genetics
Livestock Genetic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,960
1,306
0.666
* Total Citation Counts Rankings
Ranking Based On Selection: 17
Plant Breeding
Molecular Biology
Genetic Engineering
Stress Physiolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,664
445
0.267
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Oil and Natural Gas Engineerin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,649
588
0.357
* Total Citation Counts Rankings
Ranking Based On Selection: 19
Genomics
Genetics
Bioinformatics & Information Technolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,396
950
0.681
* Total Citation Counts Rankings
Ranking Based On Selection: 20
Faculty of Education
Instructional Technology department
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,366
494
0.362
* Total Citation Counts Rankings
Ranking Based On Selection: 21
diagnostic microbiology
Infectious Diseases
Antibiotic Resistanc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,365
549
0.402
* Total Citation Counts Rankings
Ranking Based On Selection: 22
pediatric cardiology
echo
rheumatic hear
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,343
604
0.450
* Total Citation Counts Rankings
Ranking Based On Selection: 23
Waste recycling
land degradation and developmen
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,296
426
0.329
* Total Citation Counts Rankings
Ranking Based On Selection: 24
Physic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,223
643
0.526
* Total Citation Counts Rankings
Ranking Based On Selection: 25
Food Scienc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,127
291
0.258
* Total Citation Counts Rankings
Rankings
42,107
1
1
Ranking Based On Selection: 1
Muntaser Ibrahim
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20,371
9,422
0.463
* Total Citation Counts Rankings
Rankings
78,974
3
2
Ranking Based On Selection: 2
Ahmed Hassan Fahal
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,632
6,189
0.490
Surgery
Mycetoma
Medical Educatio
* Total Citation Counts Rankings
Rankings
128,060
6
4
Ranking Based On Selection: 3
Hassan Hussein Musa
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,334
4,407
0.529
Molecular Genetics and Immunolog
* Total Citation Counts Rankings
Rankings
127,029
5
3
Ranking Based On Selection: 4
Ahmed Mudawi Musa
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,393
4,258
0.507
Clinical Pathology and Immunolog
* Total Citation Counts Rankings
Rankings
144,750
7
5
Ranking Based On Selection: 5
Sarah Abdalla Ahmed Ibrahim
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,447
3,226
0.433
* Total Citation Counts Rankings
Rankings
154,703
8
6
Ranking Based On Selection: 6
Eltahir Awad Gasim Khalil
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,992
1,970
0.282
Vaccines for Visceral Leishmaniasis
Latent TB infections
Immunochemotherapy for Chronic HB
* Total Citation Counts Rankings
Rankings
160,431
9
7
Ranking Based On Selection: 7
Victor Patterson
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,748
1,857
0.275
* Total Citation Counts Rankings
Rankings
186,720
11
8
Ranking Based On Selection: 8
Abdelullahi El Tinay
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,814
1,627
0.280
* Total Citation Counts Rankings
Rankings
290,553
17
9
Ranking Based On Selection: 9
Hussain Gadelkarim Ahmed
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,608
2,169
0.601
Pathology
Epidemiology
Molecular pathology
Immunohistochemistr
* Total Citation Counts Rankings
Rankings
324,486
18
10
Ranking Based On Selection: 10
Elfatih Mohamed Malik
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,166
1,532
0.484
health research
disease control with particular emphasis on malaria and communicable diseases contro
Is Your University Ready for the Future?
Compare your institution’s global, national, and city-level ranking with its 20 closest competitors and set strategic goals.
Gain insights from detailed performance analyses of scientists across 13 major disciplines, identify your strengths, improve weaknesses, and gain a competitive edge.. Check Your Free Sample Performance Analysis
* Total Citation Counts Rankings
Rankings
327,530
19
11
Ranking Based On Selection: 11
Abuzar MA Eljelly
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,131
1,096
0.350
corporate finance
banking
accounting
investmen
* Total Citation Counts Rankings
Rankings
378,552
24
12
Ranking Based On Selection: 12
Muzamil Mahdi Abdel Hamid
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,613
2,257
0.864
infectious diseases
host-pathogen interaction
antimicrobial resistance
global healt
* Total Citation Counts Rankings
Rankings
438,452
26
13
Ranking Based On Selection: 13
Osheik Seidi
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,146
321
0.150
Neurosciences
Immunology
Telemedicine
Medical Educatio
* Total Citation Counts Rankings
Rankings
450,086
28
14
Ranking Based On Selection: 14
Imadeldin Aradaib
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,069
678
0.328
veterinary medicin
* Total Citation Counts Rankings
Rankings
469,216
31
16
Ranking Based On Selection: 15
Abu Bakr Ali Abu-Goukh
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,950
486
0.249
* Total Citation Counts Rankings
Rankings
467,493
30
15
Ranking Based On Selection: 16
Bashir Salim
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,960
1,306
0.666
Infectious Diseases
Vector Control
Zoonosis Control
One-Health
Population Genetics
Livestock Genetic
* Total Citation Counts Rankings
Rankings
522,577
35
17
Ranking Based On Selection: 17
Ghazi Badawi
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,664
445
0.267
Plant Breeding
Molecular Biology
Genetic Engineering
Stress Physiolog
* Total Citation Counts Rankings
Rankings
525,532
37
18
Ranking Based On Selection: 18
Hassan Nimir
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,649
588
0.357
Oil and Natural Gas Engineerin
* Total Citation Counts Rankings
Rankings
582,802
47
19
Ranking Based On Selection: 19
Faisal M. Fadlelmola
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,396
950
0.681
Genomics
Genetics
Bioinformatics & Information Technolog
* Total Citation Counts Rankings
Rankings
590,587
49
20
Ranking Based On Selection: 20
Esam Kamtor Al Hassan
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,366
494
0.362
Faculty of Education
Instructional Technology department
* Total Citation Counts Rankings
Rankings
590,847
50
21
Ranking Based On Selection: 21
Nasereldin Bilal
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,365
549
0.402
diagnostic microbiology
Infectious Diseases
Antibiotic Resistanc
* Total Citation Counts Rankings
Rankings
596,654
51
22
Ranking Based On Selection: 22
Sulafa Ali
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,343
604
0.450
pediatric cardiology
echo
rheumatic hear
* Total Citation Counts Rankings
Rankings
609,210
53
23
Ranking Based On Selection: 23
Mubarak Abdalla
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,296
426
0.329
Waste recycling
land degradation and developmen
* Total Citation Counts Rankings
Rankings
629,841
59
24
Ranking Based On Selection: 24
Abdelrhman Yousif Mohmmed
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,223
643
0.526
* Total Citation Counts Rankings
Rankings
659,139
65
25
Ranking Based On Selection: 25
Elgasim Ali
University of Khartoum
Khartoum, Sudan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,127
291
0.258