Top 100 Scientists

World Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (873,864 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection :1
Maged Wasfy Helmy
Cancer Therapy
Molecular Biology of Cancer
cell Signaling
Nephrotoxicity
Metrics
H-Index
i10 Index
Citation
37
69
3,138
* Rankings
Ranking Based On Selection :2
Yasser El-Sayed
Veterinary Toxicology
Ecotoxicology
Aquatic Toxicology
NanoToxicology
Drug Toxicity
Metrics
H-Index
i10 Index
Citation
37
61
3,432
* Rankings
Ranking Based On Selection :3
Ahmed E. Noreldin
Stem cells
Cancer biology
Cancer therapy
Cell biology
Metrics
H-Index
i10 Index
Citation
35
69
3,598
* Rankings
Ranking Based On Selection :5
Hazem Mohammed Ebraheem Shaheen
In vivo pharmacokinetics and pharmacodynamics performed in various animal species
Metrics
H-Index
i10 Index
Citation
30
52
2,471
* Rankings
Ranking Based On Selection :6
Attalla El-Kott
Biology
Toxicology
Molecular biotechnology
Metrics
H-Index
i10 Index
Citation
30
103
3,677
* Rankings
Ranking Based On Selection :7
Madiha Salah Ibrahim
Microbiology
virology
bacteriology
immunology
Metrics
H-Index
i10 Index
Citation
27
79
2,975
* Rankings
Ranking Based On Selection :8
Alaa E. Ali
Inorganic Chemistry
Metal complexes
transition metal chemistry
Metrics
H-Index
i10 Index
Citation
27
60
2,193
* Rankings
Ranking Based On Selection :9
Ahmed Ragab Elbestawy
Bird and Rabbit Diseases
Metrics
H-Index
i10 Index
Citation
25
43
1,863
* Rankings
Ranking Based On Selection :10
Entsar I. Rabea
Pesticides Chemistry
Spectroscopy
Toxicology
Pesticides Analysis
Nanotechnology
Metrics
H-Index
i10 Index
Citation
25
35
6,981
* Rankings
Ranking Based On Selection :12
Hossam Abou-Shaara
Apiculture
Thermal Biology
Bee Pathology
Remote sensing & GIS
Genetics & Bioinformatics
Metrics
H-Index
i10 Index
Citation
23
41
1,926
* Rankings
Ranking Based On Selection :14
Mohamed Abdalla Darwish محمد عبدالله درويش
Integral Equations - Functional Differential Equations - Fractional Calculus - Fuzzy Integral Equations
Metrics
H-Index
i10 Index
Citation
21
51
1,530
* Rankings
Ranking Based On Selection :15
Hoda Daabees
pharmaceutical chemistry
analytical chemistry
medicinal chemistry
Metrics
H-Index
i10 Index
Citation
20
32
1,045
* Rankings
Ranking Based On Selection :20
Ayah Rabie
marketing and international marketing
Metrics
H-Index
i10 Index
Citation
16
24
1,023
* Rankings
Ranking Based On Selection :21
Hussien Motaweh
Solid State Physics- Bio Physics
Metrics
H-Index
i10 Index
Citation
15
28
907
* Rankings
Ranking Based On Selection :24
Hoda Nasr
• Study the toxic effect of certain pesticides
synthetic and natural against some insect pests and animal that most harmful agricultural crops. • Study the comparative influences of some insect growth regulators and biocides on some beneficial insects.
Metrics
H-Index
i10 Index
Citation
15
19
1,194
* Rankings
Ranking Based On Selection :29
Ibrahim Elbasyoni
Plant Breeding
Statistics
Moleculare Biology
High throughput phenotyping
Genomic selection.
Metrics
H-Index
i10 Index
Citation
14
16
1,179
* Rankings
Ranking Based On Selection :33
Shoukry El-Ganaini
Partial Differential Equations
Analytical Solution Methods
Lie Group Analysis
Conservation Laws
Metrics
H-Index
i10 Index
Citation
14
18
518
* Rankings
Ranking Based On Selection :36
Mohammad Magdy El-Metwally
Applied mycology
industerial fungal enzymes
fungal bioactive secondary metabolities
Metrics
H-Index
i10 Index
Citation
12
14
542
* Rankings
Ranking Based On Selection :37
Hesham M. Khalifa
Nanomaterials
Energy Storage
Rechargeable Batteries
Thin films
Metrics
H-Index
i10 Index
Citation
12
13
540
* Rankings
Ranking Based On Selection :40
Rasha Essa
obstetric and gynecological nursing
women's health
Metrics
H-Index
i10 Index
Citation
11
13
544
* Rankings
Ranking Based On Selection :41
Zidan, Abdel-Aziz A
Cancer Immunotherapy and stem cell research
Metrics
H-Index
i10 Index
Citation
11
13
489
* Rankings
Ranking Based On Selection :42
Akrum Helfaya
Accounting for Sustainability
Accounting Education
Corporate Governance
and Islamic ethics of CSR
Metrics
H-Index
i10 Index
Citation
11
11
1,148
* Rankings
Ranking Based On Selection :44
Sherif Shamsia
Professor of Dairy science
Metrics
H-Index
i10 Index
Citation
10
10
978
* Rankings
Ranking Based On Selection :45
Ahmed Ismail
Bioinformatics
Plant/Fruit Molecular Biology
Stress Signal Transduction Pathway
Phytohormones
Development
Metrics
H-Index
i10 Index
Citation
10
10
788
* Rankings
Ranking Based On Selection :49
Mona Emara
Educational psychology
Learning Analytics
NLP
Artificial Intelligence
Educational Data Mining and Collaborative Regulation
Metrics
H-Index
i10 Index
Citation
9
8
238
* Rankings
Ranking Based On Selection :55
Reda Keshk
pyrrolopyrimidines
Pyrrole derivatives
pyridine
heterocyclic compound
Metrics
H-Index
i10 Index
Citation
8
5
234
* Rankings
Ranking Based On Selection :56
Eman El-Argawy
Plant diseases
Mycology
Bio control
Molecular Plant Pathology
Metrics
H-Index
i10 Index
Citation
8
7
333
Adnan Darwish
Insect ecology - Entomology - Integrated pest management
Metrics
H-Index
i10 Index
Citation
7
3
117
Nabil.Baker @Damanhour.Edu.Eg
العلم والتدريب واداره مجموعات العمل
Metrics
H-Index
i10 Index
Citation
6
2
78
Hadeer M Abdelaziz
Nanomedicine
Drug Delivery
Polymers
Biomaterials
Cancer therapy
Metrics
H-Index
i10 Index
Citation
5
5
568
Ahmed Elkhamary
Surgery
immunology
Inflammation
Regenerative medicine
Metrics
H-Index
i10 Index
Citation
5
2
83
Shokry R. Bayoumi
Defense Systems in Plant
Plant-Microbe Interaction
Molecular Breeding
Plant Genetics
Metrics
H-Index
i10 Index
Citation
4
2
75
Ayat Eldemairy
psychotherapy- mental health- positive psychology
Metrics
H-Index
i10 Index
Citation
2
2
513
Yahia Ahmad
تصميم وتنسيق الحدائق وعمارة البيئة
Metrics
H-Index
i10 Index
Citation
2
0
9
Amabd El-Hady
o GIS – determination of the potential risk of hazards and disasters o Remotely Sensed Mapping of Soil and Vegetation o Rel
Metrics
H-Index
i10 Index
Citation
1
1
17
Sobhy S. Derhab
agriculture
horticulture
pomology
postharvest
Metrics
H-Index
i10 Index
Citation
1
0
2
Rankings
Ranking Based On Selection: 1
Maged Wasfy Helmy
Metrics
H-Index
i10 Index
Citation Counts
37
69
3,138
Cancer Therapy
Molecular Biology of Cancer
cell Signaling
Nephrotoxicity
Rankings
Ranking Based On Selection: 2
Yasser El-Sayed
Metrics
H-Index
i10 Index
Citation Counts
37
61
3,432
Veterinary Toxicology
Ecotoxicology
Aquatic Toxicology
NanoToxicology
Drug Toxicity
Rankings
Ranking Based On Selection: 3
Ahmed E. Noreldin
Metrics
H-Index
i10 Index
Citation Counts
35
69
3,598
Stem cells
Cancer biology
Cancer therapy
Cell biology
Rankings
Ranking Based On Selection: 4
Ali El Far
Metrics
H-Index
i10 Index
Citation Counts
32
66
2,540
Rankings
Ranking Based On Selection: 5
Hazem Mohammed Ebraheem Shaheen
Metrics
H-Index
i10 Index
Citation Counts
30
52
2,471
In vivo pharmacokinetics and pharmacodynamics performed in various animal species
Rankings
Ranking Based On Selection: 6
Attalla El-Kott
Metrics
H-Index
i10 Index
Citation Counts
30
103
3,677
Rankings
Ranking Based On Selection: 7
Madiha Salah Ibrahim
Metrics
H-Index
i10 Index
Citation Counts
27
79
2,975
Rankings
Ranking Based On Selection: 8
Alaa E. Ali
Metrics
H-Index
i10 Index
Citation Counts
27
60
2,193
Inorganic Chemistry
Metal complexes
transition metal chemistry
Rankings
Ranking Based On Selection: 9
Ahmed Ragab Elbestawy
Metrics
H-Index
i10 Index
Citation Counts
25
43
1,863
Bird and Rabbit Diseases
Rankings
Ranking Based On Selection: 10
Entsar I. Rabea
Metrics
H-Index
i10 Index
Citation Counts
25
35
6,981
Pesticides Chemistry
Spectroscopy
Toxicology
Pesticides Analysis
Nanotechnology
Rankings
Ranking Based On Selection: 11
Mervat A. Abdel-Latif
Metrics
H-Index
i10 Index
Citation Counts
24
28
1,305
Rankings
Ranking Based On Selection: 12
Hossam Abou-Shaara
Metrics
H-Index
i10 Index
Citation Counts
23
41
1,926
Apiculture
Thermal Biology
Bee Pathology
Remote sensing & GIS
Genetics & Bioinformatics
Rankings
Ranking Based On Selection: 13
Ellakany F Hany
Metrics
H-Index
i10 Index
Citation Counts
22
40
1,458
Rankings
Ranking Based On Selection: 14
Mohamed Abdalla Darwish محمد عبدالله درويش
Metrics
H-Index
i10 Index
Citation Counts
21
51
1,530
Integral Equations - Functional Differential Equations - Fractional Calculus - Fuzzy Integral Equations
Rankings
Ranking Based On Selection: 15
Hoda Daabees
Metrics
H-Index
i10 Index
Citation Counts
20
32
1,045
pharmaceutical chemistry
analytical chemistry
medicinal chemistry
Rankings
Ranking Based On Selection: 16
Moustafa A Abbassy
Metrics
H-Index
i10 Index
Citation Counts
19
30
1,288
Rankings
Ranking Based On Selection: 17
IN Nassar
Metrics
H-Index
i10 Index
Citation Counts
19
22
1,310
Rankings
Ranking Based On Selection: 18
Abdelhamid Youssif
Metrics
H-Index
i10 Index
Citation Counts
18
20
1,027
Rankings
Ranking Based On Selection: 19
Ahmed Abdallah
Metrics
H-Index
i10 Index
Citation Counts
17
22
816
Rankings
Ranking Based On Selection: 20
Ayah Rabie
Metrics
H-Index
i10 Index
Citation Counts
16
24
1,023
Rankings
Ranking Based On Selection: 21
Hussien Motaweh
Metrics
H-Index
i10 Index
Citation Counts
15
28
907
Rankings
Ranking Based On Selection: 22
Mohamed A Marey
Metrics
H-Index
i10 Index
Citation Counts
15
20
676
Rankings
Ranking Based On Selection: 23
Ahmed Helal
Metrics
H-Index
i10 Index
Citation Counts
15
18
891
Rankings
Ranking Based On Selection: 24
Hoda Nasr
Metrics
H-Index
i10 Index
Citation Counts
15
19
1,194
• Study the toxic effect of certain pesticides
synthetic and natural against some insect pests and animal that most harmful agricultural crops. • Study the comparative influences of some insect growth regulators and biocides on some beneficial insects.
Rankings
Ranking Based On Selection: 25
Ihab T. Abdel-Raheem
Metrics
H-Index
i10 Index
Citation Counts
15
16
1,179
Rankings
Ranking Based On Selection: 26
Karim M Farag
Metrics
H-Index
i10 Index
Citation Counts
15
28
835
Rankings
Ranking Based On Selection: 27
Em El-Maghraby
Metrics
H-Index
i10 Index
Citation Counts
15
19
734
Rankings
Ranking Based On Selection: 28
Kareem Gebreil
Metrics
H-Index
i10 Index
Citation Counts
15
24
773
Rankings
Ranking Based On Selection: 29
Ibrahim Elbasyoni
Metrics
H-Index
i10 Index
Citation Counts
14
16
1,179
Plant Breeding
Statistics
Moleculare Biology
High throughput phenotyping
Genomic selection.
Rankings
Ranking Based On Selection: 30
Asser Ghoneim
Metrics
H-Index
i10 Index
Citation Counts
14
18
832
Rankings
Ranking Based On Selection: 31
Muobarak Tuorkey
Metrics
H-Index
i10 Index
Citation Counts
14
17
1,284
Rankings
Ranking Based On Selection: 32
Ayman Mahboub
Metrics
H-Index
i10 Index
Citation Counts
14
20
833
Rankings
Ranking Based On Selection: 33
Shoukry El-Ganaini
Metrics
H-Index
i10 Index
Citation Counts
14
18
518
Partial Differential Equations
Analytical Solution Methods
Lie Group Analysis
Conservation Laws
Rankings
Ranking Based On Selection: 34
Mohamed El-Sayed
Metrics
H-Index
i10 Index
Citation Counts
14
17
632
Rankings
Ranking Based On Selection: 35
Wafaa Taha Ibrahim Elgzar
Metrics
H-Index
i10 Index
Citation Counts
12
17
586
Rankings
Ranking Based On Selection: 36
Mohammad Magdy El-Metwally
Metrics
H-Index
i10 Index
Citation Counts
12
14
542
Applied mycology
industerial fungal enzymes
fungal bioactive secondary metabolities
Rankings
Ranking Based On Selection: 37
Hesham M. Khalifa
Metrics
H-Index
i10 Index
Citation Counts
12
13
540
Nanomaterials
Energy Storage
Rechargeable Batteries
Thin films
Rankings
Ranking Based On Selection: 38
Manal A Elsheikh
Metrics
H-Index
i10 Index
Citation Counts
12
13
530
Rankings
Ranking Based On Selection: 39
Mona A. Abdelrasoul
Metrics
H-Index
i10 Index
Citation Counts
12
14
938
Rankings
Ranking Based On Selection: 40
Rasha Essa
Metrics
H-Index
i10 Index
Citation Counts
11
13
544
Rankings
Ranking Based On Selection: 41
Zidan, Abdel-Aziz A
Metrics
H-Index
i10 Index
Citation Counts
11
13
489
Rankings
Ranking Based On Selection: 42
Akrum Helfaya
Metrics
H-Index
i10 Index
Citation Counts
11
11
1,148
Accounting for Sustainability
Accounting Education
Corporate Governance
and Islamic ethics of CSR
Rankings
Ranking Based On Selection: 43
R. Abozahra
Metrics
H-Index
i10 Index
Citation Counts
10
11
282
Rankings
Ranking Based On Selection: 44
Sherif Shamsia
Metrics
H-Index
i10 Index
Citation Counts
10
10
978
Professor of Dairy science
Rankings
Ranking Based On Selection: 45
Ahmed Ismail
Metrics
H-Index
i10 Index
Citation Counts
10
10
788
Bioinformatics
Plant/Fruit Molecular Biology
Stress Signal Transduction Pathway
Phytohormones
Development
Rankings
Ranking Based On Selection: 46
Emad Aboukila
Metrics
H-Index
i10 Index
Citation Counts
10
10
454
Rankings
Ranking Based On Selection: 47
Ayman Ahmed Aly Elokaby
Metrics
H-Index
i10 Index
Citation Counts
10
11
22,321
Rankings
Ranking Based On Selection: 48
Ahmed Ramadan Gado
Metrics
H-Index
i10 Index
Citation Counts
9
9
424
Rankings
Ranking Based On Selection: 49
Mona Emara
Metrics
H-Index
i10 Index
Citation Counts
9
8
238
Educational psychology
Learning Analytics
NLP
Artificial Intelligence
Educational Data Mining and Collaborative Regulation
Rankings
Ranking Based On Selection: 50
Abou-Rawash Aa
Metrics
H-Index
i10 Index
Citation Counts
9
9
311
Rankings
Ranking Based On Selection: 51
Karolin Kamel Abdul-Aziz
Metrics
H-Index
i10 Index
Citation Counts
9
9
236
Rankings
Ranking Based On Selection: 52
Eman Mohamed
Metrics
H-Index
i10 Index
Citation Counts
9
8
321
Rankings
Ranking Based On Selection: 53
Abeer Abdelhamid
Metrics
H-Index
i10 Index
Citation Counts
9
9
198
Rankings
Ranking Based On Selection: 54
Walid Habashy
Metrics
H-Index
i10 Index
Citation Counts
8
7
495
Rankings
Ranking Based On Selection: 55
Reda Keshk
Metrics
H-Index
i10 Index
Citation Counts
8
5
234
pyrrolopyrimidines
Pyrrole derivatives
pyridine
heterocyclic compound
Rankings
Ranking Based On Selection: 56
Eman El-Argawy
Metrics
H-Index
i10 Index
Citation Counts
8
7
333
Plant diseases
Mycology
Bio control
Molecular Plant Pathology
Rankings
Ranking Based On Selection: 57
Abbas Shaban
Metrics
H-Index
i10 Index
Citation Counts
8
6
250
Rankings
Ranking Based On Selection: 58
Adnan Darwish
Metrics
H-Index
i10 Index
Citation Counts
7
3
117
Insect ecology - Entomology - Integrated pest management
Rankings
Ranking Based On Selection: 59
Abdelhamid Sakr
Metrics
H-Index
i10 Index
Citation Counts
6
4
131
Rankings
Ranking Based On Selection: 60
Nabil.Baker @Damanhour.Edu.Eg
Metrics
H-Index
i10 Index
Citation Counts
6
2
78
العلم والتدريب واداره مجموعات العمل
Rankings
Ranking Based On Selection: 61
Abdo Hady
Metrics
H-Index
i10 Index
Citation Counts
6
3
78
Rankings
Ranking Based On Selection: 62
Hadeer M Abdelaziz
Metrics
H-Index
i10 Index
Citation Counts
5
5
568
Nanomedicine
Drug Delivery
Polymers
Biomaterials
Cancer therapy
Rankings
Ranking Based On Selection: 63
Hesham Desouky
Metrics
H-Index
i10 Index
Citation Counts
5
5
114
Rankings
Ranking Based On Selection: 64
Sheren Abd El-Salam
Metrics
H-Index
i10 Index
Citation Counts
5
5
246
Rankings
Ranking Based On Selection: 65
Ahmed Elkhamary
Metrics
H-Index
i10 Index
Citation Counts
5
2
83
Surgery
immunology
Inflammation
Regenerative medicine
Rankings
Ranking Based On Selection: 66
Nagi Badr
Metrics
H-Index
i10 Index
Citation Counts
5
2
227
Rankings
Ranking Based On Selection: 67
Shokry R. Bayoumi
Metrics
H-Index
i10 Index
Citation Counts
4
2
75
Defense Systems in Plant
Plant-Microbe Interaction
Molecular Breeding
Plant Genetics
Rankings
Ranking Based On Selection: 68
Maysa Saber M.Ismail
Metrics
H-Index
i10 Index
Citation Counts
4
1
35
Rankings
Ranking Based On Selection: 69
Mohamed Abuzeid
Metrics
H-Index
i10 Index
Citation Counts
4
1
32
Rankings
Ranking Based On Selection: 70
Hanan Farag
Metrics
H-Index
i10 Index
Citation Counts
3
1
59
Rankings
Ranking Based On Selection: 71
Kholod A. Khattab
Metrics
H-Index
i10 Index
Citation Counts
2
0
12
Rankings
Ranking Based On Selection: 72
Ayat Eldemairy
Metrics
H-Index
i10 Index
Citation Counts
2
2
513
psychotherapy- mental health- positive psychology
Rankings
Ranking Based On Selection: 73
Yahia Ahmad
Metrics
H-Index
i10 Index
Citation Counts
2
0
9
تصميم وتنسيق الحدائق وعمارة البيئة
Rankings
Ranking Based On Selection: 74
Amabd El-Hady
Metrics
H-Index
i10 Index
Citation Counts
1
1
17
o GIS – determination of the potential risk of hazards and disasters o Remotely Sensed Mapping of Soil and Vegetation o Rel
Rankings
Ranking Based On Selection: 75
Sobhy S. Derhab
Metrics
H-Index
i10 Index
Citation Counts
1
0
2
agriculture
horticulture
pomology
postharvest