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 rankings in world, region, country, and university are in Beta version and are subject to real-time updates, since the subject field “Others” (1,121,279 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded. These rankings will dynamically evolve in real time as the “Others” profiles are revised and classified. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection: 2
Nahla Hilal
Eco-Friendly Concrete
Concrete Sustainabilit
Metrics
 
H-Index
i10 Index
Citation
22
34
1,985
* Rankings
Ranking Based On Selection: 5
Omer K Jasim Mohammad
Cloud Computing
Cryptography and network security
Quantum Cryptograph
Metrics
 
H-Index
i10 Index
Citation
11
11
289
* Rankings
Ranking Based On Selection: 7
Batool E. Bandar Al Jumaili
optical
material
laser
nanomateria
Metrics
 
H-Index
i10 Index
Citation
10
10
214
* Rankings
Ranking Based On Selection: 12
Ahmed Sami Jarad
Ph.D. pathology
Histopathology
General pathology
Immunopatholog
Metrics
 
H-Index
i10 Index
Citation
9
7
160
* Rankings
Ranking Based On Selection: 15
Ibrahim N Hassan
Organic Synthesis × Synthesis × Synthetic Organic Chemistry × Chemical Synthesis × Organometalli
Metrics
 
H-Index
i10 Index
Citation
9
9
185
* Rankings
Ranking Based On Selection: 16
Othman Ibrahim Alajrawy
Inorganic chemistry
coordination chemistry
transition metals
DFT calculations
anticancer drug
Metrics
 
H-Index
i10 Index
Citation
8
8
223
* Rankings
Ranking Based On Selection: 17
Ahmed H. Ali
https://www.researchgate.net/profile/Prof-Dr-Ahmed-Al
Metrics
 
H-Index
i10 Index
Citation
8
5
183
* Rankings
Ranking Based On Selection: 19
Ahmad A Darweesh
Nano-optics and Plasmonic
Metrics
 
H-Index
i10 Index
Citation
8
7
223
* Rankings
Ranking Based On Selection: 20
Mohammed Ali
Mobile communicatio
Metrics
 
H-Index
i10 Index
Citation
7
7
684
* Rankings
Ranking Based On Selection: 21
Bashar H. Ismael
Geotechnical Engineerin
Metrics
 
H-Index
i10 Index
Citation
7
5
227
* Rankings
Ranking Based On Selection: 22
Salah Ma Al-Kubaisi
stem cells
hematology
veterinary internal medicine and clinical patholog
Metrics
 
H-Index
i10 Index
Citation
7
3
114
* Rankings
Ranking Based On Selection: 23
Aktham Alani
Construction Technology Green concrete Structural Engineerin
Metrics
 
H-Index
i10 Index
Citation
6
6
368
* Rankings
Ranking Based On Selection: 24
Anas Abdullah Hamad
Medical Microbiology
Free living amoebae
Acanthamoeba Keratitis
Biofilm
Antibiotics resistanc
Metrics
 
H-Index
i10 Index
Citation
6
6
219
* Rankings
Ranking Based On Selection: 25
Batool Eneaze
Organic/Inorganic-sensors
optical
material
laser
nanomateria
Metrics
 
H-Index
i10 Index
Citation
6
6
139
Rankings
Ranking Based On Selection: 1
Mohammed A
Metrics
 
H-Index
i10 Index
Citation Counts
41
61
6,995
Rankings
Ranking Based On Selection: 2
Nahla Hilal
Metrics
 
H-Index
i10 Index
Citation Counts
22
34
1,985
Rankings
Ranking Based On Selection: 3
Ameel Al Shawi
Metrics
 
H-Index
i10 Index
Citation Counts
12
13
479
Rankings
Ranking Based On Selection: 5
Omer K Jasim Mohammad
Metrics
 
H-Index
i10 Index
Citation Counts
11
11
289
Cloud Computing
Cryptography and network security
Quantum Cryptograph
Rankings
Ranking Based On Selection: 6
Mustafa Salah Hasan
Metrics
 
H-Index
i10 Index
Citation Counts
10
14
402
Rankings
Ranking Based On Selection: 7
Batool E. Bandar Al Jumaili
Metrics
 
H-Index
i10 Index
Citation Counts
10
10
214
optical
material
laser
nanomateria
Rankings
Ranking Based On Selection: 8
Mohammed Hadi Ali Al-Jumaili
Metrics
 
H-Index
i10 Index
Citation Counts
9
8
239
Rankings
Ranking Based On Selection: 9
Jasim Mohammed Saleh
Metrics
 
H-Index
i10 Index
Citation Counts
9
9
283
Rankings
Ranking Based On Selection: 10
Jasim Mohammed Saleh|Jasim M Saleh
Metrics
 
H-Index
i10 Index
Citation Counts
9
9
279
Rankings
Ranking Based On Selection: 11
Mohammed A.Hamad
Metrics
 
H-Index
i10 Index
Citation Counts
9
8
252
Rankings
Ranking Based On Selection: 12
Ahmed Sami Jarad
Metrics
 
H-Index
i10 Index
Citation Counts
9
7
160
Ph.D. pathology
Histopathology
General pathology
Immunopatholog
Rankings
Ranking Based On Selection: 13
Mohammed Ali Hussein
Metrics
 
H-Index
i10 Index
Citation Counts
9
8
127
Rankings
Ranking Based On Selection: 14
Abdalwahab Bdewi Hussein
Metrics
 
H-Index
i10 Index
Citation Counts
9
8
394
Rankings
Ranking Based On Selection: 15
Ibrahim N Hassan
Metrics
 
H-Index
i10 Index
Citation Counts
9
9
185
Organic Synthesis × Synthesis × Synthetic Organic Chemistry × Chemical Synthesis × Organometalli
Rankings
Ranking Based On Selection: 16
Othman Ibrahim Alajrawy
Metrics
 
H-Index
i10 Index
Citation Counts
8
8
223
Inorganic chemistry
coordination chemistry
transition metals
DFT calculations
anticancer drug
Rankings
Ranking Based On Selection: 17
Ahmed H. Ali
Metrics
 
H-Index
i10 Index
Citation Counts
8
5
183
https://www.researchgate.net/profile/Prof-Dr-Ahmed-Al
Rankings
Ranking Based On Selection: 19
Ahmad A Darweesh
Metrics
 
H-Index
i10 Index
Citation Counts
8
7
223
Rankings
Ranking Based On Selection: 20
Mohammed Ali
Metrics
 
H-Index
i10 Index
Citation Counts
7
7
684
Rankings
Ranking Based On Selection: 21
Bashar H. Ismael
Metrics
 
H-Index
i10 Index
Citation Counts
7
5
227
Rankings
Ranking Based On Selection: 22
Salah Ma Al-Kubaisi
Metrics
 
H-Index
i10 Index
Citation Counts
7
3
114
stem cells
hematology
veterinary internal medicine and clinical patholog
Rankings
Ranking Based On Selection: 23
Aktham Alani
Metrics
 
H-Index
i10 Index
Citation Counts
6
6
368
Construction Technology Green concrete Structural Engineerin
Rankings
Ranking Based On Selection: 24
Anas Abdullah Hamad
Metrics
 
H-Index
i10 Index
Citation Counts
6
6
219
Medical Microbiology
Free living amoebae
Acanthamoeba Keratitis
Biofilm
Antibiotics resistanc
Rankings
Ranking Based On Selection: 25
Batool Eneaze
Metrics
 
H-Index
i10 Index
Citation Counts
6
6
139
Organic/Inorganic-sensors
optical
material
laser
nanomateria