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" (873,690 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: 1
Atif Iqbal
Colorectal Cancer
Robotic Surgery
Advanced Laparoscopy
Metrics
H-Index
i10 Index
Citation
40
95
7,439
* Rankings
Ranking Based On Selection: 2
Raymon H Grogan
Endocrine Surgery
Transoral Endocrine Surgery
Transoral Thyroidectomy
Thyroid Microbiome
Surgical Outcomes
Metrics
H-Index
i10 Index
Citation
40
77
6,525
* Rankings
Ranking Based On Selection: 3
Nader Massarweh
Surgical Health Services
Surgical Oncology
Evaluation of Health Policy Initiatives and Quality
Metrics
H-Index
i10 Index
Citation
38
85
6,138
* Rankings
Ranking Based On Selection: 4
Sanjeev A Vasudevan
Pediatric Surgical Oncology
Hepatoblastoma
Hepatocellular Carcinoma
Sarcoma
Neuroblastoma
Metrics
H-Index
i10 Index
Citation
35
80
4,000
Shawn Groth
Thoracic Surgery
Health Services Research
Clinical Trials
Metrics
H-Index
i10 Index
Citation
32
58
4,122
Nandan Kumar Monda
Clinical Science
Basic Science
Environmental Health
Heart Failure
Heart Transplant
Metrics
H-Index
i10 Index
Citation
21
31
1,361

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Jose Euberto Mendez Reyes
Surgery
Epidemiology
Data Methodology
Infectious Disease
Food Allergies
Metrics
H-Index
i10 Index
Citation
8
8
288
Rankings
Ranking Based On Selection: 1
Atif Iqbal
Metrics
H-Index
i10 Index
Citation Counts
40
95
7,439
Colorectal Cancer
Robotic Surgery
Advanced Laparoscopy
Rankings
Ranking Based On Selection: 2
Raymon H Grogan
Metrics
H-Index
i10 Index
Citation Counts
40
77
6,525
Endocrine Surgery
Transoral Endocrine Surgery
Transoral Thyroidectomy
Thyroid Microbiome
Surgical Outcomes
Rankings
Ranking Based On Selection: 3
Nader Massarweh
Metrics
H-Index
i10 Index
Citation Counts
38
85
6,138
Surgical Health Services
Surgical Oncology
Evaluation of Health Policy Initiatives and Quality
Rankings
Ranking Based On Selection: 4
Sanjeev A Vasudevan
Metrics
H-Index
i10 Index
Citation Counts
35
80
4,000
Pediatric Surgical Oncology
Hepatoblastoma
Hepatocellular Carcinoma
Sarcoma
Neuroblastoma
Rankings
Ranking Based On Selection: 5
E Ramsay Camp
Metrics
H-Index
i10 Index
Citation Counts
33
50
4,522
Rankings
Ranking Based On Selection: 6
Shawn Groth
Metrics
H-Index
i10 Index
Citation Counts
32
58
4,122
Thoracic Surgery
Health Services Research
Clinical Trials
Rankings
Ranking Based On Selection: 7
Nandan Kumar Monda
Metrics
H-Index
i10 Index
Citation Counts
21
31
1,361
Clinical Science
Basic Science
Environmental Health
Heart Failure
Heart Transplant
Rankings
Ranking Based On Selection: 8
Tashinga Musonza
Metrics
H-Index
i10 Index
Citation Counts
9
9
277
Rankings
Ranking Based On Selection: 10
Alejandro Zulbaran-Rojas
Metrics
H-Index
i10 Index
Citation Counts
9
8
185

Enroll all your faculty members with discounted institutional membership to showcase your institution's academic strength to the world in the best way possible – join now and achieve results fast! 

Rankings
Ranking Based On Selection: 11
Jose Euberto Mendez Reyes
Metrics
H-Index
i10 Index
Citation Counts
8
8
288
Surgery
Epidemiology
Data Methodology
Infectious Disease
Food Allergies
Rankings
Ranking Based On Selection: 12
Aaron R Scott
Metrics
H-Index
i10 Index
Citation Counts
6
6
309
Surgical Outcomes
Surgical Quality
Mobile Technology