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 :1
Hechmi Louzir
Immunobiology of Leishmania
Infectious diseases
Vaccine development
Metrics
H-Index
i10 Index
Citation
32
66
5,605
* Rankings
Ranking Based On Selection :4
Rym Kefi
human genetic
metabolic diseases
ancient DNA
Metrics
H-Index
i10 Index
Citation
24
48
1,612
* Rankings
Ranking Based On Selection :5
Sinda Zarrouk
Cardiogenetic / Mitochondrial Disease
Metrics
H-Index
i10 Index
Citation
24
43
2,147
* Rankings
Ranking Based On Selection :6
Ghedira Kais
Bioinformatics
Functional Genomics
Systems biology
Multi omics data integration
host pathogen interaction
Metrics
H-Index
i10 Index
Citation
22
42
1,662
* Rankings
Ranking Based On Selection :8
Issam Hmila
Biotechnology
Molecular biology
Nanobody
Aptamers
Metrics
H-Index
i10 Index
Citation
12
15
787
* Rankings
Ranking Based On Selection :9
Jed Jebali
the identification and development of safe natural molecules (from venom and /or toxins) with therapeutic potential endowed with
Metrics
H-Index
i10 Index
Citation
12
13
658
* Rankings
Ranking Based On Selection :12
İmen Moumni
biology
human genetics
hemoglobinopathy
Metrics
H-Index
i10 Index
Citation
9
7
183
* Rankings
Ranking Based On Selection :14
Insaf Bel Hadj Ali
Molecular biology
genetic leishmaniasis
diagnosis
Metrics
H-Index
i10 Index
Citation
5
4
141
Rankings
Ranking Based On Selection: 1
Hechmi Louzir
Metrics
H-Index
i10 Index
Citation Counts
32
66
5,605
Immunobiology of Leishmania
Infectious diseases
Vaccine development
Rankings
Ranking Based On Selection: 2
Guizani Ikram
Metrics
H-Index
i10 Index
Citation Counts
25
48
1,686
Rankings
Ranking Based On Selection: 3
Mélika Ben Ahmed
Metrics
H-Index
i10 Index
Citation Counts
24
48
2,844
Rankings
Ranking Based On Selection: 4
Rym Kefi
Metrics
H-Index
i10 Index
Citation Counts
24
48
1,612
Rankings
Ranking Based On Selection: 5
Sinda Zarrouk
Metrics
H-Index
i10 Index
Citation Counts
24
43
2,147
Rankings
Ranking Based On Selection: 6
Ghedira Kais
Metrics
H-Index
i10 Index
Citation Counts
22
42
1,662
Bioinformatics
Functional Genomics
Systems biology
Multi omics data integration
host pathogen interaction
Rankings
Ranking Based On Selection: 7
Balkiss Bouhaouala
Metrics
H-Index
i10 Index
Citation Counts
18
31
1,378
Rankings
Ranking Based On Selection: 8
Issam Hmila
Metrics
H-Index
i10 Index
Citation Counts
12
15
787
Biotechnology
Molecular biology
Nanobody
Aptamers
Rankings
Ranking Based On Selection: 9
Jed Jebali
Metrics
H-Index
i10 Index
Citation Counts
12
13
658
the identification and development of safe natural molecules (from venom and /or toxins) with therapeutic potential endowed with
Rankings
Ranking Based On Selection: 10
Wissem Ghawar
Metrics
H-Index
i10 Index
Citation Counts
11
14
456
Rankings
Ranking Based On Selection: 11
Ines Cherif
Metrics
H-Index
i10 Index
Citation Counts
9
8
173
Rankings
Ranking Based On Selection: 12
İmen Moumni
Metrics
H-Index
i10 Index
Citation Counts
9
7
183
Rankings
Ranking Based On Selection: 13
Oussema Khamessi
Metrics
H-Index
i10 Index
Citation Counts
5
3
103
Rankings
Ranking Based On Selection: 14
Insaf Bel Hadj Ali
Metrics
H-Index
i10 Index
Citation Counts
5
4
141