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" (870,057 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
Roberto Di Pietro
Distributed Systems Security
AI for Cybersecurity
Wireless Security
OSN Security and Privacy
Crit. Infr. Prot. (CIP)
Metrics
H-Index
i10 Index
Citation
59
196
15,864
* Rankings
Ranking Based On Selection: 2
Poongodi M
Network Security
DDoS Attack
Wireless Sensor Networks
Metrics
H-Index
i10 Index
Citation
57
77
11,743
* Rankings
Ranking Based On Selection: 3
Yin Yang
Data Analytics
Data Security and Privacy
Metrics
H-Index
i10 Index
Citation
52
95
8,299
* Rankings
Ranking Based On Selection: 4
Muhammad Imran
Big Data
Artificial Intelligence
Crisis Informatics
AI for Social Good
Applied Machine Learning
Metrics
H-Index
i10 Index
Citation
48
87
9,174
* Rankings
Ranking Based On Selection: 5
Tang Nan
multi-modal data lakes
language models
data preparation
data-centric
visualization
Metrics
H-Index
i10 Index
Citation
46
114
8,410
* Rankings
Ranking Based On Selection: 6
Mourad Ouzzani
Data Quality
Data Cleaning
Data Integration
Database Systems
Data Management
Metrics
H-Index
i10 Index
Citation
46
117
25,264
* Rankings
Ranking Based On Selection: 7
Aiman Erbad
Cloud and Edge Computing
Edge Intelligence
Blockchains
IoT
Network Intelligence
Metrics
H-Index
i10 Index
Citation
44
124
7,396
* Rankings
Ranking Based On Selection: 8
Nadir Durrani
Machine Translation
Interpretability
Transliteration
Word Segmentation
Natural Language Processing
Metrics
H-Index
i10 Index
Citation
40
68
5,260
* Rankings
Ranking Based On Selection: 9
Hamdy Mubarak
Natural Language Processing
Software Engineering
Information Extraction
Social Media Analysis
Arabic NLP
Metrics
H-Index
i10 Index
Citation
38
68
5,139
* Rankings
Ranking Based On Selection: 10
Issa Khalil
Network Security
Security Data Analytics
Private Data Sharing
Metrics
H-Index
i10 Index
Citation
38
91
8,997

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* Rankings
Ranking Based On Selection: 11
Ferda Ofli
Computer Vision
Machine Learning
Artificial Intelligence
Multimedia Signal Processing
Metrics
H-Index
i10 Index
Citation
37
62
7,073
* Rankings
Ranking Based On Selection: 12
Alaa A Abd Alrazaq
Health informatics
Artificial intelligence
Generative AI
LLMs
Systematic reviews
Metrics
H-Index
i10 Index
Citation
33
63
5,315
* Rankings
Ranking Based On Selection: 13
Wajdi Zaghouani
Digital Humanities
Computational Social Sciences
Arabic Natural Language Processing
Computational
Metrics
H-Index
i10 Index
Citation
32
65
3,384
* Rankings
Ranking Based On Selection: 14
Samir Brahim Belhaouari
Applied mathematics
Machine learning
and Stochastic Processes
Metrics
H-Index
i10 Index
Citation
31
91
3,635
* Rankings
Ranking Based On Selection: 15
Muhammad Mazhar Ullah Rathore
Big Data
Machine Learning
IoT
Information Security
Network Traffic Analysis
Metrics
H-Index
i10 Index
Citation
31
49
4,957
* Rankings
Ranking Based On Selection: 16
Tanvir Alam
Precision Health
Machine Learning
Bioinformatics
LncRNA
Metrics
H-Index
i10 Index
Citation
29
47
3,970
* Rankings
Ranking Based On Selection: 17
Halima Bensmail
AI
Statistical Machine Learning
Bioinformatics
Metrics
H-Index
i10 Index
Citation
29
55
3,100
* Rankings
Ranking Based On Selection: 18
Saravanan Thirumuruganathan
Data Cleaning
Databases
Machine Learning
Data Mining
Metrics
H-Index
i10 Index
Citation
28
50
3,061
* Rankings
Ranking Based On Selection: 21
Zubair Shah
Health Informatics
Machine Learning
Deep Learning
Metrics
H-Index
i10 Index
Citation
25
41
3,092
* Rankings
Ranking Based On Selection: 22
Fahim Dalvi
Deep Learning
Machine Translation
Artificial Intelligence
Explainable AI
Metrics
H-Index
i10 Index
Citation
25
35
3,007
* Rankings
Ranking Based On Selection: 23
Faisal Farooq
artificial intelligence
machine learning
NLP
Data Science
healthcare
Metrics
H-Index
i10 Index
Citation
25
43
2,662
* Rankings
Ranking Based On Selection: 24
Antonio Sanfilippo
Artificial Intelligence
Energy Management
Computational Linguistics
Behavior Informatics
Metrics
H-Index
i10 Index
Citation
25
67
2,749
* Rankings
Ranking Based On Selection: 25
Jens Schneider
Computer Graphics
Scientific Visualization
Data Science
Metrics
H-Index
i10 Index
Citation
24
37
2,470
* Rankings
Ranking Based On Selection: 26
Shammur Absar Chowdhury
Conversational AI
Representation Learning
Deep Learning
Speech processing
NLP
Metrics
H-Index
i10 Index
Citation
23
49
1,880
* Rankings
Ranking Based On Selection: 27
Marwa Qaraqe
Maching Learning
Data Analytics
Wireless Communication
Metrics
H-Index
i10 Index
Citation
23
50
1,851
* Rankings
Ranking Based On Selection: 28
Michael Aupetit
Machine Learning
Visual Analytics
Data Mining
Artificial Intelligence
Computational Topology
Metrics
H-Index
i10 Index
Citation
23
35
2,362
* Rankings
Ranking Based On Selection: 29
Marco Agus
Visualization
3D Graphics
Massive Models
Haptics simulation
Surgical simulation
Metrics
H-Index
i10 Index
Citation
23
50
1,966
* Rankings
Ranking Based On Selection: 30
Spiridon Bakiras
Secure Data Management
Applied Cryptography
Mobile Computing
Metrics
H-Index
i10 Index
Citation
22
44
3,079
* Rankings
Ranking Based On Selection: 31
Rajesh Govindan
Geostatistics
Remote Sensing
Economics
Sustainability
Metrics
H-Index
i10 Index
Citation
20
38
1,804
* Rankings
Ranking Based On Selection: 33
Hossam Hammady
cloud computing
distributed systems
machine learning
data analytics
Metrics
H-Index
i10 Index
Citation
16
18
18,870
* Rankings
Ranking Based On Selection: 34
Abdullatif Albaseer
AI in Networking
AI in Cybersecurity
Distributed AI
Edge Intelligence
Metrics
H-Index
i10 Index
Citation
14
19
615
* Rankings
Ranking Based On Selection: 36
Hamada Al-Absi
Pattern Recognition
Machine Learning
Medical Image Analysis
Metrics
H-Index
i10 Index
Citation
13
14
493
* Rankings
Ranking Based On Selection: 37
Regina Padmanabhan
Cancer Dynamics
Health Care
Artificial Intelligence
Mathematical Modeling
Control Systems
Metrics
H-Index
i10 Index
Citation
11
12
608
* Rankings
Ranking Based On Selection: 38
Khaled A Al-Thelaya
Data Visualization
Time Series Analysis
Machine Learning
Deep Learning
Metrics
H-Index
i10 Index
Citation
10
10
997
* Rankings
Ranking Based On Selection: 39
Umair Qazi
Social Computing
Computational Social Science
Data Analytics
Application Machine Learning
Information Systems
Metrics
H-Index
i10 Index
Citation
10
10
535
* Rankings
Ranking Based On Selection: 42
Elizabeth B Varghese
Computer Vision
Machine Learning
Deep Learning
Image Processing
Metrics
H-Index
i10 Index
Citation
8
7
193
* Rankings
Ranking Based On Selection: 45
Nauman Ullah Gilal
Computer Vision
Learning from Noisy Labels
Medical Imaging
LMMs
Metrics
H-Index
i10 Index
Citation
5
3
86
* Rankings
Ranking Based On Selection: 47
Ahmed Lekssays
Computer Security
Data Privacy
Blockchain
Malware Analysis
Decentralized Learning
Metrics
H-Index
i10 Index
Citation
5
2
67
* Rankings
Ranking Based On Selection: 49
Noora Al Emadi
Social Computing
Urban Mobility
Machine Learning
Computer Vision
Metrics
H-Index
i10 Index
Citation
4
2
48
* Rankings
Ranking Based On Selection: 50
Amr Aboeleneen
Machine learning
Deep learning
Reinforcement learning
Stream processing
Modeling
Metrics
H-Index
i10 Index
Citation
4
2
48
* Rankings
Ranking Based On Selection: 52
Muhammad Ijaz
Machine Learning
Deep Learning
Data Analytics
Digital Design
Computer Arithmetic
Metrics
H-Index
i10 Index
Citation
3
2
61
* Rankings
Ranking Based On Selection: 53
Nizi Nazar
Artificial Intelligence
Natural Language Processing
Large Language Models
Generative AI
Metrics
H-Index
i10 Index
Citation
2
2
58
* Rankings
Ranking Based On Selection: 54
Johanne Medina
computer engineering
data science
research data management
Metrics
H-Index
i10 Index
Citation
2
1
18
* Rankings
Ranking Based On Selection: 56
Raggi Al Hammouri
Machine Learning
Data Science
Data Analytics
Artificial Intelligence
Metrics
H-Index
i10 Index
Citation
1
1
87
Rankings
Ranking Based On Selection: 1
Roberto Di Pietro
Metrics
H-Index
i10 Index
Citation Counts
59
196
15,864
Distributed Systems Security
AI for Cybersecurity
Wireless Security
OSN Security and Privacy
Crit. Infr. Prot. (CIP)
Rankings
Ranking Based On Selection: 2
Poongodi M
Metrics
H-Index
i10 Index
Citation Counts
57
77
11,743
Network Security
DDoS Attack
Wireless Sensor Networks
Rankings
Ranking Based On Selection: 3
Yin Yang
Metrics
H-Index
i10 Index
Citation Counts
52
95
8,299
Rankings
Ranking Based On Selection: 4
Muhammad Imran
Metrics
H-Index
i10 Index
Citation Counts
48
87
9,174
Big Data
Artificial Intelligence
Crisis Informatics
AI for Social Good
Applied Machine Learning
Rankings
Ranking Based On Selection: 5
Tang Nan
Metrics
H-Index
i10 Index
Citation Counts
46
114
8,410
multi-modal data lakes
language models
data preparation
data-centric
visualization
Rankings
Ranking Based On Selection: 6
Mourad Ouzzani
Metrics
H-Index
i10 Index
Citation Counts
46
117
25,264
Data Quality
Data Cleaning
Data Integration
Database Systems
Data Management
Rankings
Ranking Based On Selection: 7
Aiman Erbad
Metrics
H-Index
i10 Index
Citation Counts
44
124
7,396
Cloud and Edge Computing
Edge Intelligence
Blockchains
IoT
Network Intelligence
Rankings
Ranking Based On Selection: 8
Nadir Durrani
Metrics
H-Index
i10 Index
Citation Counts
40
68
5,260
Machine Translation
Interpretability
Transliteration
Word Segmentation
Natural Language Processing
Rankings
Ranking Based On Selection: 9
Hamdy Mubarak
Metrics
H-Index
i10 Index
Citation Counts
38
68
5,139
Natural Language Processing
Software Engineering
Information Extraction
Social Media Analysis
Arabic NLP
Rankings
Ranking Based On Selection: 10
Issa Khalil
Metrics
H-Index
i10 Index
Citation Counts
38
91
8,997
Network Security
Security Data Analytics
Private Data Sharing

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
Ferda Ofli
Metrics
H-Index
i10 Index
Citation Counts
37
62
7,073
Computer Vision
Machine Learning
Artificial Intelligence
Multimedia Signal Processing
Rankings
Ranking Based On Selection: 12
Alaa A Abd Alrazaq
Metrics
H-Index
i10 Index
Citation Counts
33
63
5,315
Health informatics
Artificial intelligence
Generative AI
LLMs
Systematic reviews
Rankings
Ranking Based On Selection: 13
Wajdi Zaghouani
Metrics
H-Index
i10 Index
Citation Counts
32
65
3,384
Digital Humanities
Computational Social Sciences
Arabic Natural Language Processing
Computational
Rankings
Ranking Based On Selection: 14
Samir Brahim Belhaouari
Metrics
H-Index
i10 Index
Citation Counts
31
91
3,635
Applied mathematics
Machine learning
and Stochastic Processes
Rankings
Ranking Based On Selection: 15
Muhammad Mazhar Ullah Rathore
Metrics
H-Index
i10 Index
Citation Counts
31
49
4,957
Big Data
Machine Learning
IoT
Information Security
Network Traffic Analysis
Rankings
Ranking Based On Selection: 16
Tanvir Alam
Metrics
H-Index
i10 Index
Citation Counts
29
47
3,970
Precision Health
Machine Learning
Bioinformatics
LncRNA
Rankings
Ranking Based On Selection: 17
Halima Bensmail
Metrics
H-Index
i10 Index
Citation Counts
29
55
3,100
Rankings
Ranking Based On Selection: 18
Saravanan Thirumuruganathan
Metrics
H-Index
i10 Index
Citation Counts
28
50
3,061
Data Cleaning
Databases
Machine Learning
Data Mining
Rankings
Ranking Based On Selection: 19
Ahmed Ali
Metrics
H-Index
i10 Index
Citation Counts
27
52
2,572
Rankings
Ranking Based On Selection: 20
Borbala Mifsud
Metrics
H-Index
i10 Index
Citation Counts
26
33
6,061
Rankings
Ranking Based On Selection: 21
Zubair Shah
Metrics
H-Index
i10 Index
Citation Counts
25
41
3,092
Health Informatics
Machine Learning
Deep Learning
Rankings
Ranking Based On Selection: 22
Fahim Dalvi
Metrics
H-Index
i10 Index
Citation Counts
25
35
3,007
Deep Learning
Machine Translation
Artificial Intelligence
Explainable AI
Rankings
Ranking Based On Selection: 23
Faisal Farooq
Metrics
H-Index
i10 Index
Citation Counts
25
43
2,662
artificial intelligence
machine learning
NLP
Data Science
healthcare
Rankings
Ranking Based On Selection: 24
Antonio Sanfilippo
Metrics
H-Index
i10 Index
Citation Counts
25
67
2,749
Artificial Intelligence
Energy Management
Computational Linguistics
Behavior Informatics
Rankings
Ranking Based On Selection: 25
Jens Schneider
Metrics
H-Index
i10 Index
Citation Counts
24
37
2,470
Computer Graphics
Scientific Visualization
Data Science
Rankings
Ranking Based On Selection: 26
Shammur Absar Chowdhury
Metrics
H-Index
i10 Index
Citation Counts
23
49
1,880
Conversational AI
Representation Learning
Deep Learning
Speech processing
NLP
Rankings
Ranking Based On Selection: 27
Marwa Qaraqe
Metrics
H-Index
i10 Index
Citation Counts
23
50
1,851
Maching Learning
Data Analytics
Wireless Communication
Rankings
Ranking Based On Selection: 28
Michael Aupetit
Metrics
H-Index
i10 Index
Citation Counts
23
35
2,362
Machine Learning
Visual Analytics
Data Mining
Artificial Intelligence
Computational Topology
Rankings
Ranking Based On Selection: 29
Marco Agus
Metrics
H-Index
i10 Index
Citation Counts
23
50
1,966
Visualization
3D Graphics
Massive Models
Haptics simulation
Surgical simulation
Rankings
Ranking Based On Selection: 30
Spiridon Bakiras
Metrics
H-Index
i10 Index
Citation Counts
22
44
3,079
Secure Data Management
Applied Cryptography
Mobile Computing
Rankings
Ranking Based On Selection: 31
Rajesh Govindan
Metrics
H-Index
i10 Index
Citation Counts
20
38
1,804
Geostatistics
Remote Sensing
Economics
Sustainability
Rankings
Ranking Based On Selection: 32
Yazan Boshmaf
Metrics
H-Index
i10 Index
Citation Counts
19
21
2,638
Rankings
Ranking Based On Selection: 33
Hossam Hammady
Metrics
H-Index
i10 Index
Citation Counts
16
18
18,870
cloud computing
distributed systems
machine learning
data analytics
Rankings
Ranking Based On Selection: 34
Abdullatif Albaseer
Metrics
H-Index
i10 Index
Citation Counts
14
19
615
AI in Networking
AI in Cybersecurity
Distributed AI
Edge Intelligence
Rankings
Ranking Based On Selection: 35
Mashael AlSabah
Metrics
H-Index
i10 Index
Citation Counts
13
14
1,178
Rankings
Ranking Based On Selection: 36
Hamada Al-Absi
Metrics
H-Index
i10 Index
Citation Counts
13
14
493
Pattern Recognition
Machine Learning
Medical Image Analysis
Rankings
Ranking Based On Selection: 37
Regina Padmanabhan
Metrics
H-Index
i10 Index
Citation Counts
11
12
608
Cancer Dynamics
Health Care
Artificial Intelligence
Mathematical Modeling
Control Systems
Rankings
Ranking Based On Selection: 38
Khaled A Al-Thelaya
Metrics
H-Index
i10 Index
Citation Counts
10
10
997
Data Visualization
Time Series Analysis
Machine Learning
Deep Learning
Rankings
Ranking Based On Selection: 39
Umair Qazi
Metrics
H-Index
i10 Index
Citation Counts
10
10
535
Social Computing
Computational Social Science
Data Analytics
Application Machine Learning
Information Systems
Rankings
Ranking Based On Selection: 40
Stefano Giovanni Rizzo
Metrics
H-Index
i10 Index
Citation Counts
9
9
395
Rankings
Ranking Based On Selection: 41
Hamza Baali
Metrics
H-Index
i10 Index
Citation Counts
9
9
365
Rankings
Ranking Based On Selection: 42
Elizabeth B Varghese
Metrics
H-Index
i10 Index
Citation Counts
8
7
193
Computer Vision
Machine Learning
Deep Learning
Image Processing
Rankings
Ranking Based On Selection: 43
Ashhadul İslam
Metrics
H-Index
i10 Index
Citation Counts
7
3
199
Rankings
Ranking Based On Selection: 44
Abubakar Abubakar
Metrics
H-Index
i10 Index
Citation Counts
5
4
158
Rankings
Ranking Based On Selection: 45
Nauman Ullah Gilal
Metrics
H-Index
i10 Index
Citation Counts
5
3
86
Computer Vision
Learning from Noisy Labels
Medical Imaging
LMMs
Rankings
Ranking Based On Selection: 46
Mohamed Elshrif
Metrics
H-Index
i10 Index
Citation Counts
5
5
230
Rankings
Ranking Based On Selection: 47
Ahmed Lekssays
Metrics
H-Index
i10 Index
Citation Counts
5
2
67
Computer Security
Data Privacy
Blockchain
Malware Analysis
Decentralized Learning
Rankings
Ranking Based On Selection: 48
Fahad Majeed
Metrics
H-Index
i10 Index
Citation Counts
4
4
100
Rankings
Ranking Based On Selection: 49
Noora Al Emadi
Metrics
H-Index
i10 Index
Citation Counts
4
2
48
Social Computing
Urban Mobility
Machine Learning
Computer Vision
Rankings
Ranking Based On Selection: 50
Amr Aboeleneen
Metrics
H-Index
i10 Index
Citation Counts
4
2
48
Machine learning
Deep learning
Reinforcement learning
Stream processing
Modeling
Rankings
Ranking Based On Selection: 51
Abdulaziz Al-Homaid
Metrics
H-Index
i10 Index
Citation Counts
3
3
234
Machine Learning
Data Science
Software Engineering
Rankings
Ranking Based On Selection: 52
Muhammad Ijaz
Metrics
H-Index
i10 Index
Citation Counts
3
2
61
Machine Learning
Deep Learning
Data Analytics
Digital Design
Computer Arithmetic
Rankings
Ranking Based On Selection: 53
Nizi Nazar
Metrics
H-Index
i10 Index
Citation Counts
2
2
58
Artificial Intelligence
Natural Language Processing
Large Language Models
Generative AI
Rankings
Ranking Based On Selection: 54
Johanne Medina
Metrics
H-Index
i10 Index
Citation Counts
2
1
18
computer engineering
data science
research data management
Rankings
Ranking Based On Selection: 55
Syed Ali Hashim Moosavi
Metrics
H-Index
i10 Index
Citation Counts
2
0
7
Rankings
Ranking Based On Selection: 56
Raggi Al Hammouri
Metrics
H-Index
i10 Index
Citation Counts
1
1
87
Machine Learning
Data Science
Data Analytics
Artificial Intelligence
Rankings
Ranking Based On Selection: 57
Shehel Yoosuf
Metrics
H-Index
i10 Index
Citation Counts
1
1
63
Rankings
Ranking Based On Selection: 58
Maryam Al-Fehani
Metrics
H-Index
i10 Index
Citation Counts
1
0
2