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" (873,864 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 :2
Cashel D'Arcy James Holman
Epidemiology
program evaluation
health services research
disease control
data linkage
Metrics
H-Index
i10 Index
Citation
79
284
24,172
* Rankings
Ranking Based On Selection :3
Hayley Christian
public health
physical activity
health promotion
intervention
built environment
Metrics
H-Index
i10 Index
Citation
58
114
12,786
Frank M Sanfilippo
epidemiology
cardiovascular disease
pharmacy
pharmacoepidemiology
artificial intelligence
Metrics
H-Index
i10 Index
Citation
38
103
5,094
Shiva Raj Mishra
Epidemiology (CVD T2DM)
Health services/economics/policy
Global
Metrics
H-Index
i10 Index
Citation
37
91
4,603
* Rankings
Ranking Based On Selection :10
Janine Duke
Clinical epidemiology
injury
burn injury
pharmacoepidemiology
data linkage
Metrics
H-Index
i10 Index
Citation
32
54
2,708
Rankings
Ranking Based On Selection: 1
Fiona Bull|Fiona C. Bull, Fiona C.L.Bull
Metrics
H-Index
i10 Index
Citation Counts
90
187
75,029
Rankings
Ranking Based On Selection: 2
Cashel D'Arcy James Holman
Metrics
H-Index
i10 Index
Citation Counts
79
284
24,172
Epidemiology
program evaluation
health services research
disease control
data linkage
Rankings
Ranking Based On Selection: 3
Hayley Christian
Metrics
H-Index
i10 Index
Citation Counts
58
114
12,786
public health
physical activity
health promotion
intervention
built environment
Rankings
Ranking Based On Selection: 4
David Preen
Metrics
H-Index
i10 Index
Citation Counts
49
165
9,269
Rankings
Ranking Based On Selection: 5
Gina L Ambrosini
Metrics
H-Index
i10 Index
Citation Counts
43
84
6,591
Epidemiology
nutrition
obesity
cardiometabolic health
children
Rankings
Ranking Based On Selection: 6
Estie Kruger
Metrics
H-Index
i10 Index
Citation Counts
38
139
5,256
Rankings
Ranking Based On Selection: 7
Frank M Sanfilippo
Metrics
H-Index
i10 Index
Citation Counts
38
103
5,094
epidemiology
cardiovascular disease
pharmacy
pharmacoepidemiology
artificial intelligence
Rankings
Ranking Based On Selection: 8
Shiva Raj Mishra
Metrics
H-Index
i10 Index
Citation Counts
37
91
4,603
Epidemiology (CVD T2DM)
Health services/economics/policy
Global
Rankings
Ranking Based On Selection: 9
Linda Slack Smith
Metrics
H-Index
i10 Index
Citation Counts
34
72
2,957
Rankings
Ranking Based On Selection: 10
Janine Duke
Metrics
H-Index
i10 Index
Citation Counts
32
54
2,708
Clinical epidemiology
injury
burn injury
pharmacoepidemiology
data linkage
Rankings
Ranking Based On Selection: 11
Zoë Hyde
Metrics
H-Index
i10 Index
Citation Counts
30
42
3,820
Rankings
Ranking Based On Selection: 12
Mohamed Estai
Metrics
H-Index
i10 Index
Citation Counts
21
26
2,490
Rankings
Ranking Based On Selection: 13
Louise M Stewart
Metrics
H-Index
i10 Index
Citation Counts
18
23
1,335
Rankings
Ranking Based On Selection: 14
Craig Cumming
Metrics
H-Index
i10 Index
Citation Counts
11
13
567
Rankings
Ranking Based On Selection: 15
Rohan Sachdev
Metrics
H-Index
i10 Index
Citation Counts
6
4
363
Public Health
Oral Health
Community Dentistry
Oral Medicine