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" (873,898 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
Ismail Sallam
Cardiovascular Surgery
Public Health
Population
Women Health
Metrics
H-Index
i10 Index
Citation
24
41
4,714
Mohamed Zaki
Vascular surgery
Endovascular surgery
Medical statistics
Medical research
Medical education
Metrics
H-Index
i10 Index
Citation
6
6
121
Nader Hamada
Vascular Surgery
Vascular Medicine
Angiology
Vascular Investigations
Hemodialysis access
Metrics
H-Index
i10 Index
Citation
5
5
155

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: 1
Ismail Sallam
Metrics
H-Index
i10 Index
Citation Counts
24
41
4,714
Cardiovascular Surgery
Public Health
Population
Women Health
Rankings
Ranking Based On Selection: 2
Mr. Sherif Asa Mansour
Metrics
H-Index
i10 Index
Citation Counts
9
9
268
Rankings
Ranking Based On Selection: 3
Ashraf Ah El-Midany
Metrics
H-Index
i10 Index
Citation Counts
8
5
221
Rankings
Ranking Based On Selection: 4
Faisal Mourad
Metrics
H-Index
i10 Index
Citation Counts
7
5
163
Rankings
Ranking Based On Selection: 5
Aly Sherif Hassaballa
Metrics
H-Index
i10 Index
Citation Counts
6
4
124
Rankings
Ranking Based On Selection: 6
Mohamed Zaki
Metrics
H-Index
i10 Index
Citation Counts
6
6
121
Vascular surgery
Endovascular surgery
Medical statistics
Medical research
Medical education
Rankings
Ranking Based On Selection: 7
Nader Hamada
Metrics
H-Index
i10 Index
Citation Counts
5
5
155
Vascular Surgery
Vascular Medicine
Angiology
Vascular Investigations
Hemodialysis access
Rankings
Ranking Based On Selection: 8
Mohammed Abd Al Jawad
Metrics
H-Index
i10 Index
Citation Counts
5
0
48
Rankings
Ranking Based On Selection: 9
Hamdy Singab
Metrics
H-Index
i10 Index
Citation Counts
4
1
42
Rankings
Ranking Based On Selection: 10
Ak Gabr
Metrics
H-Index
i10 Index
Citation Counts
3
2
122

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
Ramy Khorshid
Metrics
H-Index
i10 Index
Citation Counts
3
0
27
Rankings
Ranking Based On Selection: 12
Amr A. Mahmoud
Metrics
H-Index
i10 Index
Citation Counts
1
1
26