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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899
World Rank
United States
342
Country Rank
University of Colorado Denver Logo
2
University
Ranking Based On Selection:
1
Medical and Health Sciences / General Surgery
Surgery | Critical Care | Inflammation | Multiple Organ Failure | Coagulatio

H-Index Metrics

  • H-Index
    184
  • i10 Index
    1,159
  • Citation Counts
    139,272
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* Total H Index Rankings

Rankings

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4,094
World Rank
United States
1,872
Country Rank
University of Colorado Denver Logo
4
University
Ranking Based On Selection:
2
Medical and Health Sciences / General Surgery
Surgery | Immunology | Oncology | Pancreatic Diseas

H-Index Metrics

  • H-Index
    125
  • i10 Index
    331
  • Citation Counts
    73,584
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* Total H Index Rankings

Rankings

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5,837
World Rank
United States
2,658
Country Rank
University of Colorado Denver Logo
7
University
Ranking Based On Selection:
3
* Total H Index Rankings

Rankings

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6,819
World Rank
United States
3,107
Country Rank
University of Colorado Denver Logo
9
University
Ranking Based On Selection:
4
* Total H Index Rankings

Rankings

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7,806
World Rank
United States
3,533
Country Rank
University of Colorado Denver Logo
10
University
Ranking Based On Selection:
5

H-Index Metrics

  • H-Index
    106
  • i10 Index
    253
  • Citation Counts
    42,680
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* Total H Index Rankings

Rankings

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9,118
World Rank
United States
4,122
Country Rank
University of Colorado Denver Logo
11
University
Ranking Based On Selection:
6
Medical and Health Sciences / Biostatistics
Missing data | Health Related Quality of Lif

H-Index Metrics

  • H-Index
    102
  • i10 Index
    262
  • Citation Counts
    33,334
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* Total H Index Rankings

Rankings

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10,517
World Rank
United States
4,699
Country Rank
University of Colorado Denver Logo
12
University
Ranking Based On Selection:
7
Medical and Health Sciences / Epidemiology and Public Health
epidemiology | diabetes | lupus | rheumatoid arthritis | celiac diseas

H-Index Metrics

  • H-Index
    98
  • i10 Index
    329
  • Citation Counts
    34,406
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* Total H Index Rankings

Rankings

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12,275
World Rank
United States
5,462
Country Rank
University of Colorado Denver Logo
13
University
Ranking Based On Selection:
8
* Total H Index Rankings

Rankings

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12,665
World Rank
United States
5,621
Country Rank
University of Colorado Denver Logo
14
University
Ranking Based On Selection:
9
* Total H Index Rankings

Rankings

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12,986
World Rank
United States
5,768
Country Rank
University of Colorado Denver Logo
15
University
Ranking Based On Selection:
10
Medical and Health Sciences / Biochemistry
Metabolomics | Red blood cells | Proteomics | Transfusion | Transfusion Medicin

H-Index Metrics

  • H-Index
    92
  • i10 Index
    404
  • Citation Counts
    29,749
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* Total H Index Rankings

Rankings

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15,822
World Rank
United States
6,974
Country Rank
University of Colorado Denver Logo
17
University
Ranking Based On Selection:
11
Medical and Health Sciences / Psychiatry
early child development | developmental psychiatry | mental health and disorder preventio

H-Index Metrics

  • H-Index
    88
  • i10 Index
    222
  • Citation Counts
    33,686
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* Total H Index Rankings

Rankings

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18,371
World Rank
United States
8,012
Country Rank
University of Colorado Denver Logo
22
University
Ranking Based On Selection:
12
* Total H Index Rankings

Rankings

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21,521
World Rank
United States
9,252
Country Rank
University of Colorado Denver Logo
26
University
Ranking Based On Selection:
13
Medical and Health Sciences / Epidemiology and Public Health
injury epidemiology | sports injury | concussion | the future of public health | surveillance system

H-Index Metrics

  • H-Index
    80
  • i10 Index
    173
  • Citation Counts
    22,585
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* Total H Index Rankings

Rankings

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23,291
World Rank
United States
9,971
Country Rank
University of Colorado Denver Logo
28
University
Ranking Based On Selection:
14
Medical and Health Sciences / Psychiatry
Psychiatry | Sex Differences | Women's Healt

H-Index Metrics

  • H-Index
    78
  • i10 Index
    165
  • Citation Counts
    25,768
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* Total H Index Rankings

Rankings

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23,505
World Rank
United States
10,054
Country Rank
University of Colorado Denver Logo
29
University
Ranking Based On Selection:
15
Medical and Health Sciences / Pharmacology
cell death | cancer biology | pharmacolog

H-Index Metrics

  • H-Index
    78
  • i10 Index
    143
  • Citation Counts
    44,917
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* Total H Index Rankings

Rankings

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24,950
World Rank
United States
10,628
Country Rank
University of Colorado Denver Logo
32
University
Ranking Based On Selection:
16
Medical and Health Sciences / Biochemistry
Genetics | molecular biolog

H-Index Metrics

  • H-Index
    77
  • i10 Index
    121
  • Citation Counts
    48,108
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* Total H Index Rankings

Rankings

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25,918
World Rank
United States
10,997
Country Rank
University of Colorado Denver Logo
34
University
Ranking Based On Selection:
17
Medical and Health Sciences / Epidemiology and Public Health
Occupational Health | Workplace Health Promotion and Health Protection | Health Surveillance | Biomarker Development | Immunotoxicolog

H-Index Metrics

  • H-Index
    76
  • i10 Index
    212
  • Citation Counts
    21,401
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* Total H Index Rankings

Rankings

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26,501
World Rank
United States
11,206
Country Rank
University of Colorado Denver Logo
35
University
Ranking Based On Selection:
18
* Total H Index Rankings

Rankings

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29,161
World Rank
United States
12,236
Country Rank
University of Colorado Denver Logo
38
University
Ranking Based On Selection:
19
* Total H Index Rankings

Rankings

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31,542
World Rank
United States
13,144
Country Rank
University of Colorado Denver Logo
40
University
Ranking Based On Selection:
20
Medical and Health Sciences / Cardiology
cardiology | genomics | bio-nanotechnolog

H-Index Metrics

  • H-Index
    71
  • i10 Index
    187
  • Citation Counts
    20,461
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* Total H Index Rankings

Rankings

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31,593
World Rank
United States
13,160
Country Rank
University of Colorado Denver Logo
42
University
Ranking Based On Selection:
21
Medical and Health Sciences / Pediatrics and Child Health
pregnancy | placenta | nutrient transpor

H-Index Metrics

  • H-Index
    71
  • i10 Index
    161
  • Citation Counts
    17,198
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* Total H Index Rankings

Rankings

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31,875
World Rank
United States
13,254
Country Rank
University of Colorado Denver Logo
44
University
Ranking Based On Selection:
22
Medical and Health Sciences / Epidemiology and Public Health
Biostatistics | Bioinformatics | Statistical Genomics | Statistical Computin

H-Index Metrics

  • H-Index
    71
  • i10 Index
    196
  • Citation Counts
    37,608
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* Total H Index Rankings

Rankings

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32,798
World Rank
United States
13,599
Country Rank
University of Colorado Denver Logo
45
University
Ranking Based On Selection:
23
Medical and Health Sciences / Dermatology and Venereology
Dermatoepidemiology | skin cancer prevention | dermatolog

H-Index Metrics

  • H-Index
    70
  • i10 Index
    246
  • Citation Counts
    137,605
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* Total H Index Rankings

Rankings

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37,279
World Rank
United States
15,285
Country Rank
University of Colorado Denver Logo
49
University
Ranking Based On Selection:
24
Medical and Health Sciences / Immunology
Immunology | apoptosis | public outreac

H-Index Metrics

  • H-Index
    68
  • i10 Index
    170
  • Citation Counts
    25,553
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* Total H Index Rankings

Rankings

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39,968
World Rank
United States
16,199
Country Rank
University of Colorado Denver Logo
51
University
Ranking Based On Selection:
25
Medical and Health Sciences / Pediatric Endocrinology and Metabolism
pediatric endocrinology | obesity | type 2 diabete

H-Index Metrics

  • H-Index
    66
  • i10 Index
    156
  • Citation Counts
    17,652
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