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" (998,570 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.

G Abdollahpour
Leptospirosis
Veterinary Medicine
Large Animal GI Diseases
Metrics
H-Index
i10 Index
Citation
15
23
668

360° Institutional Performance & Benchmarking Click Here for Live Demo 

Through advanced, institution-specific analytics and benchmarking, gain data-driven strategic insights into your academic performance, global standing, and competitive strengths. Compare your institution with 20 similarly ranked institutions at city, country, regional, and global levels, as well as with those in similar standings across 13 subjects, to uncover your institution’s strengths. More Info

Amirhossein Ghaseminejad-Raeini
Internal Medicine
Public Health
Bone Disease
Osteoporosis
Endocrinology
Metrics
H-Index
i10 Index
Citation
5
4
169
Mahsa Abbaszadeh
Medical Ethics
Medical Education
Medical case reports
Internal Medicine
Metrics
H-Index
i10 Index
Citation
5
4
120
Rankings
Ranking Based On Selection: 1
Reza Malekzadeh
Metrics
H-Index
i10 Index
Citation Counts
161
772
368,817
Rankings
Ranking Based On Selection: 2
Farhad Shahram
Metrics
H-Index
i10 Index
Citation Counts
43
127
8,546
Rankings
Ranking Based On Selection: 3
Ahmadreza Jamshidi
Metrics
H-Index
i10 Index
Citation Counts
43
159
8,172
Rankings
Ranking Based On Selection: 4
Ali Ali Asgari
Metrics
H-Index
i10 Index
Citation Counts
23
30
2,086
Gastroentrology
Internal medicine
Medical education
Rankings
Ranking Based On Selection: 5
Akbari Kamrani Ahmad Ali
Metrics
H-Index
i10 Index
Citation Counts
22
40
1,338
Rankings
Ranking Based On Selection: 6
Abolfazl Zendehdel
Metrics
H-Index
i10 Index
Citation Counts
17
22
942
Rankings
Ranking Based On Selection: 7
Gholamreza Toogeh
Metrics
H-Index
i10 Index
Citation Counts
15
20
735
Rankings
Ranking Based On Selection: 8
G Abdollahpour
Metrics
H-Index
i10 Index
Citation Counts
15
23
668
Leptospirosis
Veterinary Medicine
Large Animal GI Diseases
Rankings
Ranking Based On Selection: 9
Nasim Khajavirad
Metrics
H-Index
i10 Index
Citation Counts
12
13
1,276
Rankings
Ranking Based On Selection: 10
Afshin Raoofi
Metrics
H-Index
i10 Index
Citation Counts
12
16
514

360° Institutional Performance & Benchmarking Click Here for Live Demo 

Through advanced, institution-specific analytics and benchmarking, gain data-driven strategic insights into your academic performance, global standing, and competitive strengths. Compare your institution with 20 similarly ranked institutions at city, country, regional, and global levels, as well as with those in similar standings across 13 subjects, to uncover your institution’s strengths. More Info

Rankings
Ranking Based On Selection: 11
Majid Sorouri
Metrics
H-Index
i10 Index
Citation Counts
11
11
862
Rankings
Ranking Based On Selection: 12
Negin Rashidi
Metrics
H-Index
i10 Index
Citation Counts
9
9
215
Rankings
Ranking Based On Selection: 14
Amirhossein Ghaseminejad-Raeini
Metrics
H-Index
i10 Index
Citation Counts
5
4
169
Internal Medicine
Public Health
Bone Disease
Osteoporosis
Endocrinology
Rankings
Ranking Based On Selection: 15
Mahsa Abbaszadeh
Metrics
H-Index
i10 Index
Citation Counts
5
4
120
Medical Ethics
Medical Education
Medical case reports
Internal Medicine
Rankings
Ranking Based On Selection: 16
Arash Miroliaee
Metrics
H-Index
i10 Index
Citation Counts
5
3
175
Rankings
Ranking Based On Selection: 17
Shahrbanoo Kheirkhah
Metrics
H-Index
i10 Index
Citation Counts
5
4
191
Rankings
Ranking Based On Selection: 18
Morteza Daraei
Metrics
H-Index
i10 Index
Citation Counts
4
3
102
Rankings
Ranking Based On Selection: 19
Ensiehsadat Mansouri
Metrics
H-Index
i10 Index
Citation Counts
4
1
40
internal medicine
cardiology
intensive care
public health
Rankings
Ranking Based On Selection: 20
Narjes Zarei Jalalabadi
Metrics
H-Index
i10 Index
Citation Counts
3
1
225
Rankings
Ranking Based On Selection: 21
Samaneh Parsa
Metrics
H-Index
i10 Index
Citation Counts
3
1
40
Rankings
Ranking Based On Selection: 22
Behshad Pazooki
Metrics
H-Index
i10 Index
Citation Counts
3
1
28
Rankings
Ranking Based On Selection: 23
Sadra Behrouzieh
Metrics
H-Index
i10 Index
Citation Counts
3
2
30
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