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” (1,121,299 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.

* Total H Index Rankings

Rankings

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37,458
World Rank
Iran
153
Country Rank
Mashhad University of Medical Sciences Logo
9
University
Ranking Based On Selection:
1
Medical and Health Sciences / Cardiology
Cardiovascular diseases | Atherosclerosis | Diet and lifestyle | Inflammatory disorder

H-Index Metrics

  • H-Index
    67
  • i10 Index
    402
  • Citation Counts
    19,726
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* Total H Index Rankings

Rankings

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43,476
World Rank
Iran
195
Country Rank
Mashhad University of Medical Sciences Logo
11
University
Ranking Based On Selection:
2
Medical and Health Sciences / Cardiology
interventional cardiolog

H-Index Metrics

  • H-Index
    64
  • i10 Index
    373
  • Citation Counts
    17,802
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* Total H Index Rankings

Rankings

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425,690
World Rank
Iran
6,606
Country Rank
Mashhad University of Medical Sciences Logo
167
University
Ranking Based On Selection:
3
Medical and Health Sciences / Cardiology
Cardiology | Arrhythmia | Cardiac Electrophysiolog

H-Index Metrics

  • H-Index
    22
  • i10 Index
    37
  • Citation Counts
    1,692
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* Total H Index Rankings

Rankings

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452,193
World Rank
Iran
7,193
Country Rank
Mashhad University of Medical Sciences Logo
182
University
Ranking Based On Selection:
4

H-Index Metrics

  • H-Index
    21
  • i10 Index
    30
  • Citation Counts
    1,517
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* Total H Index Rankings

Rankings

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510,536
World Rank
Iran
8,557
Country Rank
Mashhad University of Medical Sciences Logo
210
University
Ranking Based On Selection:
5
* Total H Index Rankings

Rankings

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610,592
World Rank
Iran
11,224
Country Rank
Mashhad University of Medical Sciences Logo
283
University
Ranking Based On Selection:
6
Medical and Health Sciences / Cardiology
Cardio-Thoracic surgery | heart and lung transplant

H-Index Metrics

  • H-Index
    17
  • i10 Index
    23
  • Citation Counts
    746
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* Total H Index Rankings

Rankings

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737,963
World Rank
Iran
14,351
Country Rank
Mashhad University of Medical Sciences Logo
342
University
Ranking Based On Selection:
7
Medical and Health Sciences / Cardiology
Echocardiography fellowship | FAS

H-Index Metrics

  • H-Index
    14
  • i10 Index
    20
  • Citation Counts
    716
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* Total H Index Rankings

Rankings

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995,617
World Rank
Iran
19,347
Country Rank
Mashhad University of Medical Sciences Logo
393
University
Ranking Based On Selection:
8
* Total H Index Rankings

Rankings

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1,978,218
World Rank
Iran
40,804
Country Rank
Mashhad University of Medical Sciences Logo
840
University
Ranking Based On Selection:
9
Medical and Health Sciences / Cardiology
cardiovascular disorders | medical education | preventive cardiolog

H-Index Metrics

  • H-Index
    3
  • i10 Index
    2
  • Citation Counts
    87
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* Total H Index Rankings

Rankings

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2,029,990
World Rank
Iran
42,245
Country Rank
Mashhad University of Medical Sciences Logo
879
University
Ranking Based On Selection:
10
* Total H Index Rankings

Rankings

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2,115,824
World Rank
Iran
43,967
Country Rank
Mashhad University of Medical Sciences Logo
903
University
Ranking Based On Selection:
11
Medical and Health Sciences / Cardiology
cardiac electrophysiolog

H-Index Metrics

  • H-Index
    3
  • i10 Index
    2
  • Citation Counts
    580
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* Total H Index Rankings

Rankings

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2,372,299
World Rank
Iran
50,312
Country Rank
Mashhad University of Medical Sciences Logo
987
University
Ranking Based On Selection:
12
Medical and Health Sciences / Pediatric Cardiology
pediatric cardiology & intervention | fetal echocardigraph

H-Index Metrics

  • H-Index
    2
  • i10 Index
    0
  • Citation Counts
    10
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* Total H Index Rankings

Rankings

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2,420,666
World Rank
Iran
51,720
Country Rank
Mashhad University of Medical Sciences Logo
1,011
University
Ranking Based On Selection:
13

H-Index Metrics

  • H-Index
    1
  • i10 Index
    1
  • Citation Counts
    20
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