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.

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* Rankings
Ranking Based On Selection: 17
Souhaib Zerrouki
Bioprocess Engineering and Fermentation Technology
Biogas Production
Bioethanol Production
Metrics
H-Index
i10 Index
Citation
5
2
65
* Rankings
Ranking Based On Selection: 19
Ahlem Chelghoum
EFL Teaching & Learning
Brain-based Education
Educational Technology
Veterinary Medecine
Metrics
H-Index
i10 Index
Citation
4
3
93
* Rankings
Ranking Based On Selection: 20
İnes Laourari
Metal polymer nanocomposites
Nanoparticles
Nosocomial infections
antimicrobial activity
Metrics
H-Index
i10 Index
Citation
4
2
97
* Rankings
Ranking Based On Selection: 26
Ousaadi Mouna Imene
biotechnologie microbienne
microbiologie
biochimie
biologie moléculaire
Metrics
H-Index
i10 Index
Citation
3
2
75
* Rankings
Ranking Based On Selection: 29
Manaa Abderrahmen
Time series
Integer valued time series
Periodic time series
Periodic integer valued time series.
Metrics
H-Index
i10 Index
Citation
3
1
27
* Rankings
Ranking Based On Selection: 34
Chahinaz Medjili
Chemical engineering
Environmental biotechnology
Nanomaterials
Nanocomposites
Photocatalysis
Metrics
H-Index
i10 Index
Citation
2
2
89
* Rankings
Ranking Based On Selection: 35
Tarek Alloui
Artificial Intelligence
Machine Learning
Bioinformatics
Internet of Things
Information Retrieval
Metrics
H-Index
i10 Index
Citation
2
1
47
* Rankings
Ranking Based On Selection: 36
Salma Guendouzi
Plant Biotechnology
Plant-microbe interactions
bacteria-microalges symbiotic interactions
Metrics
H-Index
i10 Index
Citation
2
1
39
* Rankings
Ranking Based On Selection: 40
Samira Bouizzar
Biotechnology
Degradation
Biodegradation
Advanced oxidation processes
Microbiology
Metrics
H-Index
i10 Index
Citation
2
0
11
* Rankings
Ranking Based On Selection: 43
Mohamed-Lamine Bendaoud
Economie de la santé
Data
IA
Economie des langues et de l'education
immigration
Metrics
H-Index
i10 Index
Citation
1
0
10
Rankings
Ranking Based On Selection: 1
Mohammed Berkani
Metrics
H-Index
i10 Index
Citation Counts
22
28
1,363
Rankings
Ranking Based On Selection: 2
Youcef Ferdi
Metrics
H-Index
i10 Index
Citation Counts
13
15
743
Biomedical Signal Processing
Fractional Order Systems
Deep Learning
Rankings
Ranking Based On Selection: 4
Nadjem Lakhdari
Metrics
H-Index
i10 Index
Citation Counts
11
12
683
Molecular and cellular Biology
Biotechnology
nanocomposites
Rankings
Ranking Based On Selection: 5
Mohamed Alyane
Metrics
H-Index
i10 Index
Citation Counts
10
10
593
Rankings
Ranking Based On Selection: 6
Chamseddine Derabli
Metrics
H-Index
i10 Index
Citation Counts
8
7
202
Rankings
Ranking Based On Selection: 8
Bani Moustafa
Metrics
H-Index
i10 Index
Citation Counts
7
6
381
Rankings
Ranking Based On Selection: 9
Oualida Rached
Metrics
H-Index
i10 Index
Citation Counts
7
5
162
Rankings
Ranking Based On Selection: 10
Esma Mahfouf Bouchareb
Metrics
H-Index
i10 Index
Citation Counts
7
5
128
wastes treatment
biohydrogen
dark fermentation
Environmental engineering.

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Rankings
Ranking Based On Selection: 11
Rahim Noureddine
Metrics
H-Index
i10 Index
Citation Counts
6
6
456
Rankings
Ranking Based On Selection: 12
Teniou Ahlem
Metrics
H-Index
i10 Index
Citation Counts
6
3
100
Rankings
Ranking Based On Selection: 14
Maria Smati
Metrics
H-Index
i10 Index
Citation Counts
5
5
135
Microbiologie
biotechnologie
biologie moléculaire
Rankings
Ranking Based On Selection: 15
Djamila Benouchenne
Metrics
H-Index
i10 Index
Citation Counts
5
3
72
Phytochemistry
Biochemistry
Molecular docking
Rankings
Ranking Based On Selection: 16
Fatma Z. Sakhri
Metrics
H-Index
i10 Index
Citation Counts
5
2
69
Rankings
Ranking Based On Selection: 17
Souhaib Zerrouki
Metrics
H-Index
i10 Index
Citation Counts
5
2
65
Bioprocess Engineering and Fermentation Technology
Biogas Production
Bioethanol Production
Rankings
Ranking Based On Selection: 18
Anfel Smaali
Metrics
H-Index
i10 Index
Citation Counts
4
3
294
Rankings
Ranking Based On Selection: 19
Ahlem Chelghoum
Metrics
H-Index
i10 Index
Citation Counts
4
3
93
EFL Teaching & Learning
Brain-based Education
Educational Technology
Veterinary Medecine
Rankings
Ranking Based On Selection: 20
İnes Laourari
Metrics
H-Index
i10 Index
Citation Counts
4
2
97
Metal polymer nanocomposites
Nanoparticles
Nosocomial infections
antimicrobial activity
Rankings
Ranking Based On Selection: 21
Mahbouba Benmati
Metrics
H-Index
i10 Index
Citation Counts
4
2
67
Biotechnologie
microbiologie
PGPR
actinomycètes
Rankings
Ranking Based On Selection: 23
Karim Chekroud
Metrics
H-Index
i10 Index
Citation Counts
4
4
315
Rankings
Ranking Based On Selection: 24
Imane Lamraoui
Metrics
H-Index
i10 Index
Citation Counts
3
3
102
Rankings
Ranking Based On Selection: 25
Kemmouche Amina
Metrics
H-Index
i10 Index
Citation Counts
3
2
91
Rankings
Ranking Based On Selection: 26
Ousaadi Mouna Imene
Metrics
H-Index
i10 Index
Citation Counts
3
2
75
biotechnologie microbienne
microbiologie
biochimie
biologie moléculaire
Rankings
Ranking Based On Selection: 27
Amina Bramki
Metrics
H-Index
i10 Index
Citation Counts
3
2
32
Biochimie
Microbiologie
chimie
Biologie moléculaire.
Rankings
Ranking Based On Selection: 28
Nawal Ferroudj
Metrics
H-Index
i10 Index
Citation Counts
3
1
28
Rankings
Ranking Based On Selection: 29
Manaa Abderrahmen
Metrics
H-Index
i10 Index
Citation Counts
3
1
27
Time series
Integer valued time series
Periodic time series
Periodic integer valued time series.
Rankings
Ranking Based On Selection: 31
Rafik Marir
Metrics
H-Index
i10 Index
Citation Counts
3
2
51
Rankings
Ranking Based On Selection: 32
Boudjemaa Teniou
Metrics
H-Index
i10 Index
Citation Counts
3
1
28
Rankings
Ranking Based On Selection: 33
Lakehal Mohamed Reda
Metrics
H-Index
i10 Index
Citation Counts
3
1
40
Rankings
Ranking Based On Selection: 34
Chahinaz Medjili
Metrics
H-Index
i10 Index
Citation Counts
2
2
89
Chemical engineering
Environmental biotechnology
Nanomaterials
Nanocomposites
Photocatalysis
Rankings
Ranking Based On Selection: 35
Tarek Alloui
Metrics
H-Index
i10 Index
Citation Counts
2
1
47
Artificial Intelligence
Machine Learning
Bioinformatics
Internet of Things
Information Retrieval
Rankings
Ranking Based On Selection: 36
Salma Guendouzi
Metrics
H-Index
i10 Index
Citation Counts
2
1
39
Plant Biotechnology
Plant-microbe interactions
bacteria-microalges symbiotic interactions
Rankings
Ranking Based On Selection: 37
Aïcha Benlounissi
Metrics
H-Index
i10 Index
Citation Counts
2
1
20
Rankings
Ranking Based On Selection: 38
Nadji Wassila
Metrics
H-Index
i10 Index
Citation Counts
2
1
13
Biotechnologie végétale
Rankings
Ranking Based On Selection: 39
Rankings
Ranking Based On Selection: 40
Samira Bouizzar
Metrics
H-Index
i10 Index
Citation Counts
2
0
11
Biotechnology
Degradation
Biodegradation
Advanced oxidation processes
Microbiology
Rankings
Ranking Based On Selection: 41
FZohra Kahlouche
Metrics
H-Index
i10 Index
Citation Counts
2
0
5
Rankings
Ranking Based On Selection: 42
Trad Khodja Esma Anissa
Metrics
H-Index
i10 Index
Citation Counts
1
1
16
Rankings
Ranking Based On Selection: 43
Mohamed-Lamine Bendaoud
Metrics
H-Index
i10 Index
Citation Counts
1
0
10
Economie de la santé
Data
IA
Economie des langues et de l'education
immigration
Rankings
Ranking Based On Selection: 44
Boubekeur Saifi
Metrics
H-Index
i10 Index
Citation Counts
1
0
8
Rankings
Ranking Based On Selection: 45
Taklit Maddi
Metrics
H-Index
i10 Index
Citation Counts
1
0
4
Biotechnologie
Biocimie
Rankings
Ranking Based On Selection: 46
Zermane Maroua
Metrics
H-Index
i10 Index
Citation Counts
1
0
4
Rankings
Ranking Based On Selection: 48
Nesrine Derri
Metrics
H-Index
i10 Index
Citation Counts
1
0
2
Rankings
Ranking Based On Selection: 49
Mounia Amourache
Metrics
H-Index
i10 Index
Citation Counts
1
0
2
Rankings
Ranking Based On Selection: 50
Amiour Souad
Metrics
H-Index
i10 Index
Citation Counts
1
0
1
Ecologie microbienne
Génomique
Biotechnologie
Extrêmophiles