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” (1,121,296 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
Yehya Ahmad
Chemistry
nanomaterials
Heavy metals
Adsorptio
Metrics
 
H-Index
i10 Index
Citation
10
11
762
* Rankings
Ranking Based On Selection: 4
Muhaned Zaidi
Analog design
Operational amplifier
Integrated circuits
Engineering Physic
Metrics
 
H-Index
i10 Index
Citation
8
8
295
* Rankings
Ranking Based On Selection: 13
Hussein Al-Nasrawi
Mycology . medical fungi
Mycotechnology
Fungal Taxonomy
Biodegradation
Bioremediatio
Metrics
 
H-Index
i10 Index
Citation
4
3
253
Rankings
Ranking Based On Selection: 2
Yehya Ahmad
Metrics
 
H-Index
i10 Index
Citation Counts
10
11
762
Chemistry
nanomaterials
Heavy metals
Adsorptio
Rankings
Ranking Based On Selection: 3
Hamid.Gaffoori Hasan
Metrics
 
H-Index
i10 Index
Citation Counts
9
8
179
Rankings
Ranking Based On Selection: 4
Muhaned Zaidi
Metrics
 
H-Index
i10 Index
Citation Counts
8
8
295
Analog design
Operational amplifier
Integrated circuits
Engineering Physic
Rankings
Ranking Based On Selection: 6
Baidaa Al-Saadi
Metrics
 
H-Index
i10 Index
Citation Counts
7
7
325
Rankings
Ranking Based On Selection: 7
Baydaa Abed Hussein
Metrics
 
H-Index
i10 Index
Citation Counts
7
7
318
neuroscience
animal physiolog
Rankings
Ranking Based On Selection: 8
Ahmed Kateb|Al-Nussairi Ahmed Kateb Jumaah
Metrics
 
H-Index
i10 Index
Citation Counts
6
4
113
ICT Engineering
AI Engineerin
Rankings
Ranking Based On Selection: 9
Wisam Thamer Al-Mayah
Metrics
 
H-Index
i10 Index
Citation Counts
6
2
66
Rankings
Ranking Based On Selection: 10
Roua Abulkassim
Metrics
 
H-Index
i10 Index
Citation Counts
5
3
87
Rankings
Ranking Based On Selection: 11
Mohammed Khudhair Hasan
Metrics
 
H-Index
i10 Index
Citation Counts
5
1
66
Rankings
Ranking Based On Selection: 12
Ahmed Zheoat
Metrics
 
H-Index
i10 Index
Citation Counts
4
4
194
Rankings
Ranking Based On Selection: 13
Hussein Al-Nasrawi
Metrics
 
H-Index
i10 Index
Citation Counts
4
3
253
Mycology . medical fungi
Mycotechnology
Fungal Taxonomy
Biodegradation
Bioremediatio
Rankings
Ranking Based On Selection: 14
Noor Abass Humood
Metrics
 
H-Index
i10 Index
Citation Counts
4
3
54
Rankings
Ranking Based On Selection: 15
Suhair Kamoona
Metrics
 
H-Index
i10 Index
Citation Counts
5
2
86
Rankings
Ranking Based On Selection: 16
Namaa Sameir
Metrics
 
H-Index
i10 Index
Citation Counts
4
2
47
Rankings
Ranking Based On Selection: 17
Mohammed Sabeeh Majeed
Metrics
 
H-Index
i10 Index
Citation Counts
4
1
51
Rankings
Ranking Based On Selection: 18
Asad Hadwan
Metrics
 
H-Index
i10 Index
Citation Counts
4
1
46
Rankings
Ranking Based On Selection: 19
Mohammed M. Abdulkadhm
Metrics
 
H-Index
i10 Index
Citation Counts
4
3
104
Rankings
Ranking Based On Selection: 20
Mahran Arraj
Metrics
 
H-Index
i10 Index
Citation Counts
3
3
77
Rankings
Ranking Based On Selection: 21
Mohammed Allami
Metrics
 
H-Index
i10 Index
Citation Counts
3
3
63
Rankings
Ranking Based On Selection: 22
Zaid Shaker Abed Mosa
Metrics
 
H-Index
i10 Index
Citation Counts
3
3
44
Rankings
Ranking Based On Selection: 23
Mudher Khudhur
Metrics
 
H-Index
i10 Index
Citation Counts
3
1
52
Rankings
Ranking Based On Selection: 24
Karar Nadhum Jawad Musafer
Metrics
 
H-Index
i10 Index
Citation Counts
3
1
26
Molecular Clinical Biochemistr
Rankings
Ranking Based On Selection: 25
Mohanad Salim
Metrics
 
H-Index
i10 Index
Citation Counts
3
0
15