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
Martin Meremikwu
Paediatrics
child health
clinical trials
tropical infections
systematic review
Metrics
H-Index
i10 Index
Citation
40
105
7,326
Ani Etokidem
Maternal Newborn and Child Health Epidemiology
Health Systems
Metrics
H-Index
i10 Index
Citation
12
16
798
Kelechi Uhegbu
Gastroenterology
Nutrition and Hepatology
General Paediatrics
Metrics
H-Index
i10 Index
Citation
5
3
79
Rankings
Ranking Based On Selection: 1
Martin Meremikwu
Metrics
H-Index
i10 Index
Citation Counts
40
105
7,326
Paediatrics
child health
clinical trials
tropical infections
systematic review
Rankings
Ranking Based On Selection: 2
Akwagiobe Friday Odey
Metrics
H-Index
i10 Index
Citation Counts
18
29
1,119
Rankings
Ranking Based On Selection: 3
Charles E. Effiong
Metrics
H-Index
i10 Index
Citation Counts
16
19
744
Rankings
Ranking Based On Selection: 4
Ani Etokidem
Metrics
H-Index
i10 Index
Citation Counts
12
16
798
Maternal Newborn and Child Health Epidemiology
Health Systems
Rankings
Ranking Based On Selection: 5
Joseph Asuquo
Metrics
H-Index
i10 Index
Citation Counts
8
7
218
Rankings
Ranking Based On Selection: 6
Atana Uket Ewa
Metrics
H-Index
i10 Index
Citation Counts
7
4
154
Rankings
Ranking Based On Selection: 7
Chimaeze Torty
Metrics
H-Index
i10 Index
Citation Counts
6
5
125
Rankings
Ranking Based On Selection: 8
Kelechi Uhegbu
Metrics
H-Index
i10 Index
Citation Counts
5
3
79
Gastroenterology
Nutrition and Hepatology
General Paediatrics