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" (941,641 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: 2
Dheiaa Alfarge
Petroleum Engineering
Reservoir Engineering
EOR
Reservoir Simulation
Metrics
H-Index
i10 Index
Citation
15
21
959
* Rankings
Ranking Based On Selection: 4
Hadee Mohammed Najm
Sustainable Concrete
Concrete Composite
Fiber Reinforced Concrete
Metrics
H-Index
i10 Index
Citation
14
25
997
* Rankings
Ranking Based On Selection: 5
Haydar Abdulameer Marhoon
Computer Science
Simulations
Computer Networks
Wireless Sensor Network
Metrics
H-Index
i10 Index
Citation
14
19
953
* Rankings
Ranking Based On Selection: 6
Rafid Sagban
Swarm Intelligence Algorithms
Ant Colony Optimization
Data Mining
Metrics
H-Index
i10 Index
Citation
14
17
467
* Rankings
Ranking Based On Selection: 8
Raed
microbiology immunology pathology internal medicine
Metrics
H-Index
i10 Index
Citation
11
11
193
* Rankings
Ranking Based On Selection: 9
Ahmad Salahuddin
Biochemistry
Clinical biochemistry
Molecular biology
Metrics
H-Index
i10 Index
Citation
10
11
268
* Rankings
Ranking Based On Selection: 10
Mohammed Abdulredha Altahan
المعقدات التناسقية
كيمياء البورون
Metrics
H-Index
i10 Index
Citation
9
8
175

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* Rankings
Ranking Based On Selection: 12
Muazez Al Ali
Orthodontics
Pathology
Histology
Stress shielding
Metrics
H-Index
i10 Index
Citation
8
8
150
* Rankings
Ranking Based On Selection: 14
Kazimw Waely
المضخمات البصرية
الليزر
Metrics
H-Index
i10 Index
Citation
8
7
184
* Rankings
Ranking Based On Selection: 18
Khaldoon Talib
Civil engineering – Geomatics engineering – Surveying engineering
Metrics
H-Index
i10 Index
Citation
6
4
191
* Rankings
Ranking Based On Selection: 20
Najeh Alali
EOR
SAGD
modeling
neural network
Heavy oil
Metrics
H-Index
i10 Index
Citation
6
4
123
* Rankings
Ranking Based On Selection: 21
Mohammed Idrees Al-Mossawy
Petroleum Engineering
Reservoir engineering
Enhanced Oil Recovery
Core Analysis
Metrics
H-Index
i10 Index
Citation
6
5
106
* Rankings
Ranking Based On Selection: 24
Ibrahim Hammoud Khlewee
الأمراض والفحوصات المختبريه وتحليل النتائج تفسيرها
Metrics
H-Index
i10 Index
Citation
5
4
166
* Rankings
Ranking Based On Selection: 26
Karrar Sharif Mohsen
Data MiningArtificial Neural NetworkArtificial Intelligence
Metrics
H-Index
i10 Index
Citation
5
2
148
* Rankings
Ranking Based On Selection: 27
Mais Mazin Al-Hamdani
Assistant lecturer in pharmaceutics
Metrics
H-Index
i10 Index
Citation
5
2
74
* Rankings
Ranking Based On Selection: 30
Sarah Jawad Shoja
laser physics
laser medical
medical physics
optics
spectroscopy
Metrics
H-Index
i10 Index
Citation
4
2
93
* Rankings
Ranking Based On Selection: 32
Ehsan M. Abbas
Physics
Semiconductor Physics
Radiation Protection
Metrics
H-Index
i10 Index
Citation
4
2
57
* Rankings
Ranking Based On Selection: 33
Raoof Ahmed
اغشية رقيقة
Metrics
H-Index
i10 Index
Citation
4
2
49
* Rankings
Ranking Based On Selection: 34
Ahmed Jaber İbrahim
chemistry
biochemistry
nanomaterials
physical chemistry
Metrics
H-Index
i10 Index
Citation
4
1
47
* Rankings
Ranking Based On Selection: 35
Hussein Mhaibes Tuama
طرائق تدريس - كرة قدم
Metrics
H-Index
i10 Index
Citation
4
1
44
* Rankings
Ranking Based On Selection: 36
Abeer T.Ali
الأحياء المجهرية/ طفيليات
Metrics
H-Index
i10 Index
Citation
4
0
28
* Rankings
Ranking Based On Selection: 38
Sahar H. Ali
Genetic Engineering and Biotechnology
Metrics
H-Index
i10 Index
Citation
4
1
53
* Rankings
Ranking Based On Selection: 39
Sarah Js (Sarah Jaafar Saadoon)
Physiology
Endocrinology
Hypothyroidism
Thyroid Hormones
Endocrine Disruption
Metrics
H-Index
i10 Index
Citation
3
3
70
* Rankings
Ranking Based On Selection: 40
Fouad Warid
renewable energy
physics
nanotechnology
catalysts
biomaterials
Metrics
H-Index
i10 Index
Citation
3
3
42
* Rankings
Ranking Based On Selection: 41
Fatima Ghali
Artifical Intelligent
Metrics
H-Index
i10 Index
Citation
3
2
49
* Rankings
Ranking Based On Selection: 44
Hashim Abbas
image processing
remote sensing
Metrics
H-Index
i10 Index
Citation
3
1
27
* Rankings
Ranking Based On Selection: 49
Maithem Hassen Kareem
microgrids
transient stability
particle swarm optimization
catastrophe theory
Metrics
H-Index
i10 Index
Citation
3
0
24
* Rankings
Ranking Based On Selection: 50
Saad H. Albadry
Pathological physiology
Medical physiology
Metrics
H-Index
i10 Index
Citation
2
1
41
* Rankings
Ranking Based On Selection: 51
Dhiyaa K Muslem
Dye sensitized solar cells
Flexible dye-sensitized solar cells
Biological solar cells
low temperature sintering
Schiff bases
Metrics
H-Index
i10 Index
Citation
2
1
30
* Rankings
Ranking Based On Selection: 52
Saeib
هندسة ميكانيك
Metrics
H-Index
i10 Index
Citation
1
1
81
* Rankings
Ranking Based On Selection: 57
Abdulhussien N.Alattabi
Petroleum drilling engineering
Well logging
Petroleum Geology
Practical in the fields and theorotical.
Metrics
H-Index
i10 Index
Citation
1
0
4
Rankings
Ranking Based On Selection: 1
Fadhil I Sharrad
Metrics
H-Index
i10 Index
Citation Counts
20
31
949
Rankings
Ranking Based On Selection: 2
Dheiaa Alfarge
Metrics
H-Index
i10 Index
Citation Counts
15
21
959
Petroleum Engineering
Reservoir Engineering
EOR
Reservoir Simulation
Rankings
Ranking Based On Selection: 3
Ali Z Al-Rubaie
Metrics
H-Index
i10 Index
Citation Counts
15
22
601
Rankings
Ranking Based On Selection: 4
Hadee Mohammed Najm
Metrics
H-Index
i10 Index
Citation Counts
14
25
997
Sustainable Concrete
Concrete Composite
Fiber Reinforced Concrete
Rankings
Ranking Based On Selection: 5
Haydar Abdulameer Marhoon
Metrics
H-Index
i10 Index
Citation Counts
14
19
953
Computer Science
Simulations
Computer Networks
Wireless Sensor Network
Rankings
Ranking Based On Selection: 6
Rafid Sagban
Metrics
H-Index
i10 Index
Citation Counts
14
17
467
Swarm Intelligence Algorithms
Ant Colony Optimization
Data Mining
Rankings
Ranking Based On Selection: 7
Hamed A. Gatea
Metrics
H-Index
i10 Index
Citation Counts
11
12
278
Rankings
Ranking Based On Selection: 8
Raed
Metrics
H-Index
i10 Index
Citation Counts
11
11
193
microbiology immunology pathology internal medicine
Rankings
Ranking Based On Selection: 9
Ahmad Salahuddin
Metrics
H-Index
i10 Index
Citation Counts
10
11
268
Biochemistry
Clinical biochemistry
Molecular biology
Rankings
Ranking Based On Selection: 10
Mohammed Abdulredha Altahan
Metrics
H-Index
i10 Index
Citation Counts
9
8
175
المعقدات التناسقية
كيمياء البورون

Maximize your institution's potential with our 360° Institutional Analysis Subscription and Institutional Exclusive Package, offering comprehensive insights and strategic advantages.

Rankings
Ranking Based On Selection: 11
Khulood H. Oudah|Oudah K.H., Oudaha K.H, KH Oudaha
Metrics
H-Index
i10 Index
Citation Counts
8
8
256
Pharmaceutical and medicinal chemistry
drug design
anticancer candidates
Rankings
Ranking Based On Selection: 12
Muazez Al Ali
Metrics
H-Index
i10 Index
Citation Counts
8
8
150
Orthodontics
Pathology
Histology
Stress shielding
Rankings
Ranking Based On Selection: 13
Montather F. Ramadan
Metrics
H-Index
i10 Index
Citation Counts
8
7
335
Rankings
Ranking Based On Selection: 14
Kazimw Waely
Metrics
H-Index
i10 Index
Citation Counts
8
7
184
المضخمات البصرية
الليزر
Rankings
Ranking Based On Selection: 15
Enas R. Alwaily
Metrics
H-Index
i10 Index
Citation Counts
7
6
204
Rankings
Ranking Based On Selection: 16
Hussein Ali Al-Hchaimi|Hussein Ali Hussein Al-Hchaimi
Metrics
H-Index
i10 Index
Citation Counts
7
5
131
Anesthesia & intensive care
Rankings
Ranking Based On Selection: 17
Hussein Ali Hussein Alqaraghuli
Metrics
H-Index
i10 Index
Citation Counts
6
5
139
physiology
biotechnology
Biochemistry
environmental
Rankings
Ranking Based On Selection: 18
Khaldoon Talib
Metrics
H-Index
i10 Index
Citation Counts
6
4
191
Civil engineering – Geomatics engineering – Surveying engineering
Rankings
Ranking Based On Selection: 19
Mohaimen Al-Thamir
Metrics
H-Index
i10 Index
Citation Counts
6
4
181
Rankings
Ranking Based On Selection: 20
Najeh Alali
Metrics
H-Index
i10 Index
Citation Counts
6
4
123
EOR
SAGD
modeling
neural network
Heavy oil
Rankings
Ranking Based On Selection: 21
Mohammed Idrees Al-Mossawy
Metrics
H-Index
i10 Index
Citation Counts
6
5
106
Petroleum Engineering
Reservoir engineering
Enhanced Oil Recovery
Core Analysis
Rankings
Ranking Based On Selection: 22
Mustafaa
Metrics
H-Index
i10 Index
Citation Counts
6
4
122
Rankings
Ranking Based On Selection: 23
Abeer Talib
Metrics
H-Index
i10 Index
Citation Counts
6
6
247
Rankings
Ranking Based On Selection: 24
Ibrahim Hammoud Khlewee
Metrics
H-Index
i10 Index
Citation Counts
5
4
166
الأمراض والفحوصات المختبريه وتحليل النتائج تفسيرها
Rankings
Ranking Based On Selection: 25
Sukaina Tuama Ghafel
Metrics
H-Index
i10 Index
Citation Counts
5
3
105
Rankings
Ranking Based On Selection: 26
Karrar Sharif Mohsen
Metrics
H-Index
i10 Index
Citation Counts
5
2
148
Data MiningArtificial Neural NetworkArtificial Intelligence
Rankings
Ranking Based On Selection: 27
Mais Mazin Al-Hamdani
Metrics
H-Index
i10 Index
Citation Counts
5
2
74
Assistant lecturer in pharmaceutics
Rankings
Ranking Based On Selection: 28
Sajad Ali Zearah
Metrics
H-Index
i10 Index
Citation Counts
5
0
60
Rankings
Ranking Based On Selection: 29
Abeer Abduljaleel Ibrahim
Metrics
H-Index
i10 Index
Citation Counts
5
4
199
Rankings
Ranking Based On Selection: 30
Sarah Jawad Shoja
Metrics
H-Index
i10 Index
Citation Counts
4
2
93
laser physics
laser medical
medical physics
optics
spectroscopy
Rankings
Ranking Based On Selection: 31
Zahraa F. Hassan
Metrics
H-Index
i10 Index
Citation Counts
4
2
86
Rankings
Ranking Based On Selection: 32
Ehsan M. Abbas
Metrics
H-Index
i10 Index
Citation Counts
4
2
57
Physics
Semiconductor Physics
Radiation Protection
Rankings
Ranking Based On Selection: 33
Raoof Ahmed
Metrics
H-Index
i10 Index
Citation Counts
4
2
49
Rankings
Ranking Based On Selection: 34
Ahmed Jaber İbrahim
Metrics
H-Index
i10 Index
Citation Counts
4
1
47
chemistry
biochemistry
nanomaterials
physical chemistry
Rankings
Ranking Based On Selection: 35
Hussein Mhaibes Tuama
Metrics
H-Index
i10 Index
Citation Counts
4
1
44
طرائق تدريس - كرة قدم
Rankings
Ranking Based On Selection: 36
Abeer T.Ali
Metrics
H-Index
i10 Index
Citation Counts
4
0
28
الأحياء المجهرية/ طفيليات
Rankings
Ranking Based On Selection: 37
Murtadha Abdullah
Metrics
H-Index
i10 Index
Citation Counts
4
0
22
Rankings
Ranking Based On Selection: 38
Sahar H. Ali
Metrics
H-Index
i10 Index
Citation Counts
4
1
53
Genetic Engineering and Biotechnology
Rankings
Ranking Based On Selection: 39
Sarah Js (Sarah Jaafar Saadoon)
Metrics
H-Index
i10 Index
Citation Counts
3
3
70
Physiology
Endocrinology
Hypothyroidism
Thyroid Hormones
Endocrine Disruption
Rankings
Ranking Based On Selection: 40
Fouad Warid
Metrics
H-Index
i10 Index
Citation Counts
3
3
42
renewable energy
physics
nanotechnology
catalysts
biomaterials
Rankings
Ranking Based On Selection: 41
Fatima Ghali
Metrics
H-Index
i10 Index
Citation Counts
3
2
49
Rankings
Ranking Based On Selection: 42
Majid Fakhir Alhamaidah|MF Alhamaidah
Metrics
H-Index
i10 Index
Citation Counts
3
1
32
anesthesia and intensive care
Rankings
Ranking Based On Selection: 43
Hussein Jameel Abed
Metrics
H-Index
i10 Index
Citation Counts
3
1
28
Rankings
Ranking Based On Selection: 44
Hashim Abbas
Metrics
H-Index
i10 Index
Citation Counts
3
1
27
image processing
remote sensing
Rankings
Ranking Based On Selection: 45
Samer K. Ali
Metrics
H-Index
i10 Index
Citation Counts
3
1
26
Rankings
Ranking Based On Selection: 46
Ali Kadhim Wadday
Metrics
H-Index
i10 Index
Citation Counts
3
1
24
Rankings
Ranking Based On Selection: 47
Zahraa Rahman Salman
Metrics
H-Index
i10 Index
Citation Counts
3
1
28
Rankings
Ranking Based On Selection: 48
I. Zahreddine
Metrics
H-Index
i10 Index
Citation Counts
3
1
39
Rankings
Ranking Based On Selection: 49
Maithem Hassen Kareem
Metrics
H-Index
i10 Index
Citation Counts
3
0
24
microgrids
transient stability
particle swarm optimization
catastrophe theory
Rankings
Ranking Based On Selection: 50
Saad H. Albadry
Metrics
H-Index
i10 Index
Citation Counts
2
1
41
Pathological physiology
Medical physiology
Rankings
Ranking Based On Selection: 51
Dhiyaa K Muslem
Metrics
H-Index
i10 Index
Citation Counts
2
1
30
Dye sensitized solar cells
Flexible dye-sensitized solar cells
Biological solar cells
low temperature sintering
Schiff bases
Rankings
Ranking Based On Selection: 52
Saeib
Metrics
H-Index
i10 Index
Citation Counts
1
1
81
هندسة ميكانيك
Rankings
Ranking Based On Selection: 53
Saja Mohammed Magrood
Metrics
H-Index
i10 Index
Citation Counts
1
1
46
Rankings
Ranking Based On Selection: 54
Fadhil G Al Saaedi
Metrics
H-Index
i10 Index
Citation Counts
1
1
25
Rankings
Ranking Based On Selection: 55
Abbass Haydar
Metrics
H-Index
i10 Index
Citation Counts
1
1
22
Rankings
Ranking Based On Selection: 56
Mahmoud Darwish
Metrics
H-Index
i10 Index
Citation Counts
1
1
19
Rankings
Ranking Based On Selection: 57
Abdulhussien N.Alattabi
Metrics
H-Index
i10 Index
Citation Counts
1
0
4
Petroleum drilling engineering
Well logging
Petroleum Geology
Practical in the fields and theorotical.