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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5,410
World Rank
United States
2,469
Country Rank
University of Tennessee Health Science Center Memphis Logo
4
University
Ranking Based On Selection:
1
* Total H Index Rankings

Rankings

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10,665
World Rank
United States
4,763
Country Rank
University of Tennessee Health Science Center Memphis Logo
5
University
Ranking Based On Selection:
2
Medical and Health Sciences / Pharmacy & Pharmaceutical Sciences
medicinal chemistry | chemistry | androgens | tubuli

H-Index Metrics

  • H-Index
    98
  • i10 Index
    558
  • Citation Counts
    40,867
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* Total H Index Rankings

Rankings

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14,566
World Rank
United States
6,454
Country Rank
University of Tennessee Health Science Center Memphis Logo
7
University
Ranking Based On Selection:
3
Medical and Health Sciences / Anatomy
Brain and Eye Disease | Brain Evolution and Functio

H-Index Metrics

  • H-Index
    90
  • i10 Index
    256
  • Citation Counts
    27,342
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* Total H Index Rankings

Rankings

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16,395
World Rank
United States
7,213
Country Rank
University of Tennessee Health Science Center Memphis Logo
10
University
Ranking Based On Selection:
4
Medical and Health Sciences / Epidemiology and Public Health
epidemiology | artificial intelligence | machine learning | preeclampsi

H-Index Metrics

  • H-Index
    87
  • i10 Index
    233
  • Citation Counts
    25,828
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* Total H Index Rankings

Rankings

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17,626
World Rank
United States
7,701
Country Rank
University of Tennessee Health Science Center Memphis Logo
11
University
Ranking Based On Selection:
5
Medical and Health Sciences / Medical Oncology
Oncology | hematology | global health | drug developmen

H-Index Metrics

  • H-Index
    85
  • i10 Index
    215
  • Citation Counts
    32,708
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* Total H Index Rankings

Rankings

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25,894
World Rank
United States
10,983
Country Rank
University of Tennessee Health Science Center Memphis Logo
13
University
Ranking Based On Selection:
6
Medical and Health Sciences / Gastroenterology
Medicine | Gastroenterology | Clinical Pharmnacolog

H-Index Metrics

  • H-Index
    76
  • i10 Index
    221
  • Citation Counts
    23,626
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* Total H Index Rankings

Rankings

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36,052
World Rank
United States
14,807
Country Rank
University of Tennessee Health Science Center Memphis Logo
15
University
Ranking Based On Selection:
7
Medical and Health Sciences / Epidemiology and Public Health
Mental health | self-harm | sleep medicine | measures development and validation | real-world dat

H-Index Metrics

  • H-Index
    68
  • i10 Index
    176
  • Citation Counts
    19,377
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* Total H Index Rankings

Rankings

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39,982
World Rank
United States
16,204
Country Rank
University of Tennessee Health Science Center Memphis Logo
17
University
Ranking Based On Selection:
8
Medical and Health Sciences / Health Sciences
Exercise Physiology | Muscle Mass Regulation | Cancer Cachexi

H-Index Metrics

  • H-Index
    66
  • i10 Index
    136
  • Citation Counts
    12,205
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* Total H Index Rankings

Rankings

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40,405
World Rank
United States
16,356
Country Rank
University of Tennessee Health Science Center Memphis Logo
19
University
Ranking Based On Selection:
9
Medical and Health Sciences / Pathology
cytokines | cancer | transcription factors | brain cancer | cancer stem cell

H-Index Metrics

  • H-Index
    66
  • i10 Index
    180
  • Citation Counts
    15,919
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* Total H Index Rankings

Rankings

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43,883
World Rank
United States
17,589
Country Rank
University of Tennessee Health Science Center Memphis Logo
20
University
Ranking Based On Selection:
10
* Total H Index Rankings

Rankings

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44,311
World Rank
United States
17,763
Country Rank
University of Tennessee Health Science Center Memphis Logo
21
University
Ranking Based On Selection:
11
* Total H Index Rankings

Rankings

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52,416
World Rank
United States
20,614
Country Rank
University of Tennessee Health Science Center Memphis Logo
24
University
Ranking Based On Selection:
12
Medical and Health Sciences / Cardiology
Heart failure | cardiomyopathy | cardiovascular genetic

H-Index Metrics

  • H-Index
    60
  • i10 Index
    195
  • Citation Counts
    14,816
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* Total H Index Rankings

Rankings

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55,219
World Rank
United States
21,548
Country Rank
University of Tennessee Health Science Center Memphis Logo
25
University
Ranking Based On Selection:
13
* Total H Index Rankings

Rankings

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61,031
World Rank
United States
23,485
Country Rank
University of Tennessee Health Science Center Memphis Logo
27
University
Ranking Based On Selection:
14
Medical and Health Sciences / Virology
Virology and innate immunit

H-Index Metrics

  • H-Index
    57
  • i10 Index
    79
  • Citation Counts
    16,444
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* Total H Index Rankings

Rankings

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61,262
World Rank
United States
23,576
Country Rank
University of Tennessee Health Science Center Memphis Logo
28
University
Ranking Based On Selection:
15
* Total H Index Rankings

Rankings

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64,192
World Rank
United States
24,565
Country Rank
University of Tennessee Health Science Center Memphis Logo
29
University
Ranking Based On Selection:
16
Medical and Health Sciences / Pharmacy & Pharmaceutical Sciences
Pharmacokinetics | Pharmacodynamics | Pharmacometric

H-Index Metrics

  • H-Index
    56
  • i10 Index
    146
  • Citation Counts
    13,834
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* Total H Index Rankings

Rankings

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81,499
World Rank
United States
30,147
Country Rank
University of Tennessee Health Science Center Memphis Logo
36
University
Ranking Based On Selection:
17
Medical and Health Sciences / Microbiology
Microbiology | Immunology | Fungal Pathogenesi

H-Index Metrics

  • H-Index
    51
  • i10 Index
    83
  • Citation Counts
    8,971
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* Total H Index Rankings

Rankings

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89,229
World Rank
United States
32,575
Country Rank
University of Tennessee Health Science Center Memphis Logo
39
University
Ranking Based On Selection:
18
* Total H Index Rankings

Rankings

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102,544
World Rank
United States
36,631
Country Rank
University of Tennessee Health Science Center Memphis Logo
41
University
Ranking Based On Selection:
19
Medical and Health Sciences / Microbiology
Immunology | Autoimmune Disease

H-Index Metrics

  • H-Index
    47
  • i10 Index
    98
  • Citation Counts
    13,653
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* Total H Index Rankings

Rankings

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108,912
World Rank
United States
38,569
Country Rank
University of Tennessee Health Science Center Memphis Logo
43
University
Ranking Based On Selection:
20
* Total H Index Rankings

Rankings

flag
111,663
World Rank
United States
39,395
Country Rank
University of Tennessee Health Science Center Memphis Logo
45
University
Ranking Based On Selection:
21
* Total H Index Rankings

Rankings

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120,868
World Rank
United States
42,094
Country Rank
University of Tennessee Health Science Center Memphis Logo
47
University
Ranking Based On Selection:
22
Medical and Health Sciences / Pharmacology
molecular pharmacology | alcohol toxicity and substances of misuse | biophysics of ion channels | membrane lipid

H-Index Metrics

  • H-Index
    44
  • i10 Index
    84
  • Citation Counts
    4,663
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* Total H Index Rankings

Rankings

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140,747
World Rank
United States
47,812
Country Rank
University of Tennessee Health Science Center Memphis Logo
52
University
Ranking Based On Selection:
23
* Total H Index Rankings

Rankings

flag
150,784
World Rank
United States
50,726
Country Rank
University of Tennessee Health Science Center Memphis Logo
56
University
Ranking Based On Selection:
24
* Total H Index Rankings

Rankings

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150,952
World Rank
United States
50,801
Country Rank
University of Tennessee Health Science Center Memphis Logo
57
University
Ranking Based On Selection:
25
Medical and Health Sciences / Pharmacology
Neuroendocrinology | Self-administration Behavioral Dynamic

H-Index Metrics

  • H-Index
    40
  • i10 Index
    69
  • Citation Counts
    5,409
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