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” (1,121,239 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.

* Rankings
Ranking Based On Selection: 2
Elvira Fortunato
Transparent electronics
Paper electronics
Biosensors
Chromogenic materials
Microelectronic
Metrics
 
H-Index
i10 Index
Citation
101
608
44,755
* Rankings
Ranking Based On Selection: 6
Tiago Oliveira
Information Systems
Sustainable Technologies
Technology Adoption
IT Value
Privac
Metrics
 
H-Index
i10 Index
Citation
79
170
36,945
* Rankings
Ranking Based On Selection: 7
Isabel Moura
biochemistry
spectroscopy
protein chemistry
metalloprotein
Metrics
 
H-Index
i10 Index
Citation
77
344
21,447
* Rankings
Ranking Based On Selection: 9
Miguel Viveiros
Medical Microbiology
Tuberculosis
Efflux Pumps
Antibiotic Resistance
Mycobacteri
Metrics
 
H-Index
i10 Index
Citation
73
217
16,567
* Rankings
Ranking Based On Selection: 10
Paula M Alves
Animal Cell Technology
Biologics
Bioprocess
Biotechnolog
Metrics
 
H-Index
i10 Index
Citation
71
307
17,966
* Rankings
Ranking Based On Selection: 11
Leonard Amaral
Infectious diseases
Tuberculosis
multi-drug resistance
molecular biology
drug developmen
Metrics
 
H-Index
i10 Index
Citation
69
189
14,511
* Rankings
Ranking Based On Selection: 13
Jp Oliveira
Welding
Additive Manufacturing
Shape memory alloys
High entropy alloys
Synchrotron radiatio
Metrics
 
H-Index
i10 Index
Citation
68
173
13,493
* Rankings
Ranking Based On Selection: 14
Joao Crespo
Chemical Engineering
Membrane Science and Engineering
Bioengineerin
Metrics
 
H-Index
i10 Index
Citation
67
272
15,169
* Rankings
Ranking Based On Selection: 15
Fernandes Ar
Human Genetics
Cancer Therapy
Cancer Diagnostic
Metrics
 
H-Index
i10 Index
Citation
65
326
41,090
* Rankings
Ranking Based On Selection: 17
Pedro Viana Baptista
Nanomedicne
Cancer
Theranostic
Metrics
 
H-Index
i10 Index
Citation
60
191
16,227
* Rankings
Ranking Based On Selection: 20
Pedro Barquinha
Transparent Electronics
Flexible Electronics
Nanofabrication
Thin-film transistor
Metrics
 
H-Index
i10 Index
Citation
59
156
18,393
* Rankings
Ranking Based On Selection: 21
Luis Pereira
Sustainable electronics
Functional cellulose-based materials
Energy harvesting and storage device
Metrics
 
H-Index
i10 Index
Citation
59
169
15,019
* Rankings
Ranking Based On Selection: 22
João Conde
Nanomedicine
Oncology & Precision Medicine
Gene Therapy
Biomedical Engineering
Drug Deliver
Metrics
 
H-Index
i10 Index
Citation
58
115
18,367
* Rankings
Ranking Based On Selection: 23
Helena Canhao
Epidemiology Rheumatology
Clinical Research
Large databases
Patient Innovation
Agin
Metrics
 
H-Index
i10 Index
Citation
58
218
12,352
* Rankings
Ranking Based On Selection: 24
Luis M. Camarinha-Matos
Collaborative Networks
Virtual Enterprises
Virtual Organizations
Intelligent Manufacturing
Multi-Agent System
Metrics
 
H-Index
i10 Index
Citation
58
291
17,570
* Rankings
Ranking Based On Selection: 25
Fernando Lidon
Fitotecnologia
Tecnologia Alimentar
Bioquimica
Fisiologia Vegetal
AgroIndustri
Metrics
 
H-Index
i10 Index
Citation
57
164
10,473
Rankings
Ranking Based On Selection: 1
Joao Seixas
Metrics
 
H-Index
i10 Index
Citation Counts
302
1,623
476,142
Rankings
Ranking Based On Selection: 2
Elvira Fortunato
Metrics
 
H-Index
i10 Index
Citation Counts
101
608
44,755
Transparent electronics
Paper electronics
Biosensors
Chromogenic materials
Microelectronic
Rankings
Ranking Based On Selection: 3
Rodrigo Ferrão Paiva Martins
Metrics
 
H-Index
i10 Index
Citation Counts
100
559
41,678
Rankings
Ranking Based On Selection: 4
Miguel C Seabra
Metrics
 
H-Index
i10 Index
Citation Counts
87
173
31,152
Rankings
Ranking Based On Selection: 5
Jose Jg Moura
Metrics
 
H-Index
i10 Index
Citation Counts
82
375
23,913
Rankings
Ranking Based On Selection: 6
Tiago Oliveira
Metrics
 
H-Index
i10 Index
Citation Counts
79
170
36,945
Information Systems
Sustainable Technologies
Technology Adoption
IT Value
Privac
Rankings
Ranking Based On Selection: 7
Isabel Moura
Metrics
 
H-Index
i10 Index
Citation Counts
77
344
21,447
biochemistry
spectroscopy
protein chemistry
metalloprotein
Rankings
Ranking Based On Selection: 8
Helena Santos
Metrics
 
H-Index
i10 Index
Citation Counts
74
279
17,685
Rankings
Ranking Based On Selection: 9
Miguel Viveiros
Metrics
 
H-Index
i10 Index
Citation Counts
73
217
16,567
Medical Microbiology
Tuberculosis
Efflux Pumps
Antibiotic Resistance
Mycobacteri
Rankings
Ranking Based On Selection: 10
Paula M Alves
Metrics
 
H-Index
i10 Index
Citation Counts
71
307
17,966
Animal Cell Technology
Biologics
Bioprocess
Biotechnolog
Rankings
Ranking Based On Selection: 11
Leonard Amaral
Metrics
 
H-Index
i10 Index
Citation Counts
69
189
14,511
Infectious diseases
Tuberculosis
multi-drug resistance
molecular biology
drug developmen
Rankings
Ranking Based On Selection: 12
Miguel Teixeira
Metrics
 
H-Index
i10 Index
Citation Counts
68
226
16,244
Rankings
Ranking Based On Selection: 13
Jp Oliveira
Metrics
 
H-Index
i10 Index
Citation Counts
68
173
13,493
Welding
Additive Manufacturing
Shape memory alloys
High entropy alloys
Synchrotron radiatio
Rankings
Ranking Based On Selection: 14
Joao Crespo
Metrics
 
H-Index
i10 Index
Citation Counts
67
272
15,169
Chemical Engineering
Membrane Science and Engineering
Bioengineerin
Rankings
Ranking Based On Selection: 15
Fernandes Ar
Metrics
 
H-Index
i10 Index
Citation Counts
65
326
41,090
Rankings
Ranking Based On Selection: 16
Sónia Alexandra Correia Carabineiro
Metrics
 
H-Index
i10 Index
Citation Counts
65
187
13,147
Chemistry
Catalysis
Gold
Carbon
Heterogenisatio
Rankings
Ranking Based On Selection: 17
Pedro Viana Baptista
Metrics
 
H-Index
i10 Index
Citation Counts
60
191
16,227
Nanomedicne
Cancer
Theranostic
Rankings
Ranking Based On Selection: 18
Carlos Romao
Metrics
 
H-Index
i10 Index
Citation Counts
60
173
10,893
Rankings
Ranking Based On Selection: 19
Hugo Pinto Marques
Metrics
 
H-Index
i10 Index
Citation Counts
59
153
11,190
Rankings
Ranking Based On Selection: 20
Pedro Barquinha
Metrics
 
H-Index
i10 Index
Citation Counts
59
156
18,393
Transparent Electronics
Flexible Electronics
Nanofabrication
Thin-film transistor
Rankings
Ranking Based On Selection: 21
Luis Pereira
Metrics
 
H-Index
i10 Index
Citation Counts
59
169
15,019
Sustainable electronics
Functional cellulose-based materials
Energy harvesting and storage device
Rankings
Ranking Based On Selection: 22
João Conde
Metrics
 
H-Index
i10 Index
Citation Counts
58
115
18,367
Nanomedicine
Oncology & Precision Medicine
Gene Therapy
Biomedical Engineering
Drug Deliver
Rankings
Ranking Based On Selection: 23
Helena Canhao
Metrics
 
H-Index
i10 Index
Citation Counts
58
218
12,352
Epidemiology Rheumatology
Clinical Research
Large databases
Patient Innovation
Agin
Rankings
Ranking Based On Selection: 24
Luis M. Camarinha-Matos
Metrics
 
H-Index
i10 Index
Citation Counts
58
291
17,570
Collaborative Networks
Virtual Enterprises
Virtual Organizations
Intelligent Manufacturing
Multi-Agent System
Rankings
Ranking Based On Selection: 25
Fernando Lidon
Metrics
 
H-Index
i10 Index
Citation Counts
57
164
10,473
Fitotecnologia
Tecnologia Alimentar
Bioquimica
Fisiologia Vegetal
AgroIndustri