The ranking of “Top 100” scientists is based on total h-index scores. Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, EECA, BRICS, and COMESA 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, and Social Sciences. According to Total H. BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (829,221 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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![Hisham A Alhadlaq](https://cdn.adscientificindex.com/pictures/c7/466123.jpg)
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![Palestine](/flags/ps.png)
![Yasser Alajerami](https://cdn.adscientificindex.com/pictures/ef/292275.jpg)
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![Egypt](/flags/eg.png)
![Fareed Aboul Ela](/user/assets/images/profile/no-profile-photo.png)
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![Abdo Elfiky](https://cdn.adscientificindex.com/pictures/0f/102109.jpg)
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![Saudi Arabia](/flags/sa.png)
![Abdelmoneim Sulieman](https://cdn.adscientificindex.com/pictures/e5/5108815.jpg)
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![Saudi Arabia](/flags/sa.png)
![Abdelmoneim Sulieman](/user/assets/images/profile/no-profile-photo.png)
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![Jordan](/flags/jo.png)
![Abdalmajeid Alyassin](https://cdn.adscientificindex.com/pictures/99/213789.jpg)
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![Saudi Arabia](/flags/sa.png)
![Amani Alalawi](/user/assets/images/profile/no-profile-photo.png)
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![Egypt](/flags/eg.png)
![Ibrahim M Ibrahim](/user/assets/images/profile/no-profile-photo.png)
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![Qatar](/flags/qa.png)
![Mohammad Hassan Kharita](https://cdn.adscientificindex.com/pictures/0a/4698694.jpg)
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![Saudi Arabia](/flags/sa.png)
![AS Alaamer](https://cdn.adscientificindex.com/pictures/ee/212824.jpg)
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![Egypt](/flags/eg.png)
![Mohamed H Gaber](https://cdn.adscientificindex.com/pictures/1d/94356.jpg)
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![Egypt](/flags/eg.png)
![Nihal Elbialy](/user/assets/images/profile/no-profile-photo.png)
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![Saudi Arabia](/flags/sa.png)
![Nabil Maalej](https://cdn.adscientificindex.com/pictures/55/473239.jpg)
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![Saudi Arabia](/flags/sa.png)
![Majdi Alnowami](/user/assets/images/profile/no-profile-photo.png)
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![Egypt](/flags/eg.png)
![MT Ahmed](https://cdn.adscientificindex.com/pictures/75/95172.jpg)
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![Hussien Abid Ali Bakir Mraity](https://cdn.adscientificindex.com/pictures/3e/4494479.jpg)
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![Egypt](/flags/eg.png)
![Magdy M Khalil](/user/assets/images/profile/no-profile-photo.png)
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![Jordan](/flags/jo.png)
![M Almatari](https://cdn.adscientificindex.com/pictures/dd/5112277.jpg)
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![Egypt](/flags/eg.png)
![Mostafa Youssef](https://cdn.adscientificindex.com/pictures/15/95066.jpg)
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![Iraq](/flags/iq.png)
![Marwa Abdul Muhsien Hassan](https://cdn.adscientificindex.com/pictures/5d/5112396.jpg)
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![Saudi Arabia](/flags/sa.png)
![Nada Abass Ahmed](/user/assets/images/profile/no-profile-photo.png)
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![Lebanon](/flags/lb.png)
![Alexander FI Osman](https://cdn.adscientificindex.com/pictures/68/292497.jpg)
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![Saudi Arabia](/flags/sa.png)
![Mansour Almurayshid](/user/assets/images/profile/no-profile-photo.png)
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![Jordan](/flags/jo.png)
![Ghaseb Makhadmeh](https://cdn.adscientificindex.com/pictures/93/5149235.jpg)
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![Algeria](/flags/dz.png)
![Abdelfettah Belafrites](https://cdn.adscientificindex.com/pictures/09/4561892.jpg)
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![Palestine](/flags/ps.png)
![Maher O El-Ghossain](https://cdn.adscientificindex.com/pictures/45/4490444.jpg)
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![Saudi Arabia](/flags/sa.png)
![Abdullah Abuhaimed](/user/assets/images/profile/no-profile-photo.png)
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![Saudi Arabia](/flags/sa.png)
![Noor Mail](https://cdn.adscientificindex.com/pictures/2f/402235.jpg)
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![Iraq](/flags/iq.png)
![Farhad Hamad Mustafa](https://cdn.adscientificindex.com/pictures/33/4494097.jpg)
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![Iraq](/flags/iq.png)
![Saeed Hassan Saeed](https://cdn.adscientificindex.com/pictures/49/4625246.jpg)
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![Iraq](/flags/iq.png)
![Raed Mohammed Kadhim M Ali](https://cdn.adscientificindex.com/pictures/da/4496011.jpg)
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![Iraq](/flags/iq.png)
![Mazin K Hamid](/user/assets/images/profile/no-profile-photo.png)
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![Qatar](/flags/qa.png)
![Satheesh Prasad Paloor](https://cdn.adscientificindex.com/pictures/62/5543098.jpg)
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![Iraq](/flags/iq.png)
![Kharman Akram Faraj](https://cdn.adscientificindex.com/pictures/80/4494930.jpg)
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![Iraq](/flags/iq.png)
![Alan Said Taha Said Ahmad](https://cdn.adscientificindex.com/pictures/13/5149024.jpg)
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![Iraq](/flags/iq.png)
![Qusay KH Al_Dulamey](https://cdn.adscientificindex.com/pictures/f0/438765.jpg)
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![Morocco](/flags/ma.png)
![Najim Mansour](https://cdn.adscientificindex.com/pictures/0b/5275644.jpg)
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![Saudi Arabia](/flags/sa.png)
![Nahla Nagy Ataalla](/user/assets/images/profile/no-profile-photo.png)
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![Iraq](/flags/iq.png)
![Layth Karim](https://cdn.adscientificindex.com/pictures/c6/4966787.jpg)
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![Syria](/flags/sy.png)
![Nabiha Hussain](https://cdn.adscientificindex.com/pictures/aa/4798682.jpg)
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![Bahrain](/flags/bh.png)
![Habib Ashoor](https://cdn.adscientificindex.com/pictures/33/5081671.jpg)
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![Saudi Arabia](/flags/sa.png)
![Mohamed Bahaaeldin Afifi](https://cdn.adscientificindex.com/pictures/0f/5149219.jpg)
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![Saudi Arabia](/flags/sa.png)
![Sitah F Alanazi](/user/assets/images/profile/no-profile-photo.png)
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![Egypt](/flags/eg.png)
![Shaban Alramlawy](https://cdn.adscientificindex.com/pictures/29/4985604.jpg)
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![Iraq](/flags/iq.png)
![Nashwan Alafandi](/pictures/ff/5149240.jpg)
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![Egypt](/flags/eg.png)
![Ahmed M Eldrieny](https://cdn.adscientificindex.com/pictures/98/5062193.jpg)
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![Sudan](/flags/sd.png)
![Fawzia Emalbashir](/user/assets/images/profile/no-profile-photo.png)
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![Libya](/flags/ly.png)
![Khaled Marghani](https://cdn.adscientificindex.com/pictures/12/4641126.jpg)
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![Khalid Yagoub Ahmed Yagoub](https://cdn.adscientificindex.com/pictures/db/5018648.jpg)
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![Egypt](/flags/eg.png)
![Doaa H Abdelmalek](https://cdn.adscientificindex.com/pictures/8e/106426.jpg)
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![Jordan](/flags/jo.png)
![Tasneem Alayed](/user/assets/images/profile/no-profile-photo.png)
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![Qatar](/flags/qa.png)
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![Jordan](/flags/jo.png)
![Husam Arar](https://cdn.adscientificindex.com/pictures/d0/5149174.jpg)
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![Iraq](/flags/iq.png)
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![Saudi Arabia](/flags/sa.png)
![Marwan Althomali](/user/assets/images/profile/no-profile-photo.png)
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![Doaa Gebreel](/user/assets/images/profile/no-profile-photo.png)
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![Saudi Arabia](/flags/sa.png)
![Maryam Alhashim](/pictures/b5/5149114.jpg)
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![Iraq](/flags/iq.png)
![Zina Tariq Ali](/user/assets/images/profile/no-profile-photo.png)
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![Libya](/flags/ly.png)
![Nouri Elmiladi](/user/assets/images/profile/no-profile-photo.png)
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![Iraq](/flags/iq.png)
![Eman Ismail Mohammed](/pictures/b4/5148874.jpg)
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![Iraq](/flags/iq.png)
![Rabab Alzamily](/user/assets/images/profile/no-profile-photo.png)
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![Sudan](/flags/sd.png)
![Maha Eissa](/user/assets/images/profile/no-profile-photo.png)
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![Egypt](/flags/eg.png)
![Hazem Wadaa Allah](/pictures/d9/5035958.jpg)
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![Iraq](/flags/iq.png)
![Hasan A Hasan](/pictures/d2/4782280.jpg)
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![Iraq](/flags/iq.png)
![Hussein Saadoun](/user/assets/images/profile/no-profile-photo.png)
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![Morocco](/flags/ma.png)
![Mustapha Krim](/user/assets/images/profile/no-profile-photo.png)
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![Iraq](/flags/iq.png)
![Hammood M Yasir](/pictures/39/5149221.jpg)
![](https://cdn.adscientificindex.com/logos/11500.jpg)
![Iraq](/flags/iq.png)
![Ferial Y Nazal](/pictures/3f/5148887.jpg)
![](https://cdn.adscientificindex.com/logos/6822.jpg)
![Egypt](/flags/eg.png)
![Bothaina Kandil,](/pictures/09/5064387.jpg)
![](https://cdn.adscientificindex.com/logos/334.jpg)
![Iraq](/flags/iq.png)
![Kauakib Jafer Rasheed](/pictures/62/5148927.jpg)
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![Iraq](/flags/iq.png)
![Fatima Q Al-Rawi](/user/assets/images/profile/no-profile-photo.png)
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![Egypt](/flags/eg.png)
![Ibrahim Mohamed Hassan](/pictures/38/5034895.jpg)
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![Libya](/flags/ly.png)
![Ahmed Elhmassi](/pictures/6b/5038935.jpg)
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![United Arab Emirates](/flags/ae.png)
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![Saudi Arabia](/flags/sa.png)
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![Palestine](/flags/ps.png)
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![Egypt](/flags/eg.png)
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![Saudi Arabia](/flags/sa.png)
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![Jordan](/flags/jo.png)
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![Saudi Arabia](/flags/sa.png)
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![Egypt](/flags/eg.png)
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![](https://cdn.adscientificindex.com/logos/1146.png)
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![Qatar](/flags/qa.png)
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![Saudi Arabia](/flags/sa.png)
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![Egypt](/flags/eg.png)
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![](https://cdn.adscientificindex.com/logos/1146.png)
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![Egypt](/flags/eg.png)
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![Saudi Arabia](/flags/sa.png)
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![Saudi Arabia](/flags/sa.png)
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![Egypt](/flags/eg.png)
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![](https://cdn.adscientificindex.com/logos/5509.jpg)
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![Iraq](/flags/iq.png)
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![](https://cdn.adscientificindex.com/logos/5045.png)
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![Egypt](/flags/eg.png)
![](https://cdn.adscientificindex.com/logos/14758.png)
![](https://cdn.adscientificindex.com/logos/14758.png)
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![Jordan](/flags/jo.png)
![](https://cdn.adscientificindex.com/logos/233.jpg)
![](https://cdn.adscientificindex.com/logos/233.jpg)
![](/assets/images/world-icon.png)
![Egypt](/flags/eg.png)
![](https://cdn.adscientificindex.com/logos/403.png)
![](https://cdn.adscientificindex.com/logos/403.png)
![](/assets/images/world-icon.png)
![Iraq](/flags/iq.png)
![](https://cdn.adscientificindex.com/logos/5958.jpg)
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![Saudi Arabia](/flags/sa.png)
![](https://cdn.adscientificindex.com/logos/8674.png)
![](https://cdn.adscientificindex.com/logos/8674.png)
![](/assets/images/world-icon.png)
![Lebanon](/flags/lb.png)
![](https://cdn.adscientificindex.com/logos/411.png)
![](https://cdn.adscientificindex.com/logos/411.png)
![](/assets/images/world-icon.png)
![Saudi Arabia](/flags/sa.png)
![](https://cdn.adscientificindex.com/logos/14019.jpg)
![](https://cdn.adscientificindex.com/logos/14019.jpg)
![](/assets/images/world-icon.png)
![Jordan](/flags/jo.png)
![](https://cdn.adscientificindex.com/logos/433.png)
![](https://cdn.adscientificindex.com/logos/433.png)
![](/assets/images/world-icon.png)
![Algeria](/flags/dz.png)
![](https://cdn.adscientificindex.com/logos/10527.jpg)
![](https://cdn.adscientificindex.com/logos/10527.jpg)
![](/assets/images/world-icon.png)
![Palestine](/flags/ps.png)
![](https://cdn.adscientificindex.com/logos/4409.jpg)
![](https://cdn.adscientificindex.com/logos/4409.jpg)
![](/assets/images/world-icon.png)
![Saudi Arabia](/flags/sa.png)
![](https://cdn.adscientificindex.com/logos/14019.jpg)
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![Saudi Arabia](/flags/sa.png)
![](https://cdn.adscientificindex.com/logos/24601.png)
![](https://cdn.adscientificindex.com/logos/24601.png)
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![Iraq](/flags/iq.png)
![](https://cdn.adscientificindex.com/logos/3247.jpg)
![](https://cdn.adscientificindex.com/logos/3247.jpg)
![](/assets/images/world-icon.png)
![Iraq](/flags/iq.png)
![](https://cdn.adscientificindex.com/logos/12604.jpg)
![](https://cdn.adscientificindex.com/logos/12604.jpg)
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![Iraq](/flags/iq.png)
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![Iraq](/flags/iq.png)
![](https://cdn.adscientificindex.com/logos/265.jpg)
![](https://cdn.adscientificindex.com/logos/265.jpg)
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![Qatar](/flags/qa.png)
![](https://cdn.adscientificindex.com/logos/24481.jpg)
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![Iraq](/flags/iq.png)
![](https://cdn.adscientificindex.com/logos/11414.jpg)
![](https://cdn.adscientificindex.com/logos/11414.jpg)
![](/assets/images/world-icon.png)
![Iraq](/flags/iq.png)
![](https://cdn.adscientificindex.com/logos/11591.png)
![](https://cdn.adscientificindex.com/logos/11591.png)
![](/assets/images/world-icon.png)
![Iraq](/flags/iq.png)
![](https://cdn.adscientificindex.com/logos/11212.jpg)
![](https://cdn.adscientificindex.com/logos/11212.jpg)
![](/assets/images/world-icon.png)
![Morocco](/flags/ma.png)
![](https://cdn.adscientificindex.com/logos/10662.png)
![](https://cdn.adscientificindex.com/logos/10662.png)
![](/assets/images/world-icon.png)
![Saudi Arabia](/flags/sa.png)
![](https://cdn.adscientificindex.com/logos/7028.jpg)
![](https://cdn.adscientificindex.com/logos/7028.jpg)
![](/assets/images/world-icon.png)
![Iraq](/flags/iq.png)
![](https://cdn.adscientificindex.com/logos/25501.png)
![](/assets/images/world-icon.png)
![Syria](/flags/sy.png)
![](https://cdn.adscientificindex.com/logos/24882.jpg)
![](/assets/images/world-icon.png)
![Bahrain](/flags/bh.png)
![](https://cdn.adscientificindex.com/logos/10846.jpg)
![](https://cdn.adscientificindex.com/logos/10846.jpg)
![](/assets/images/world-icon.png)
![Saudi Arabia](/flags/sa.png)
![](https://cdn.adscientificindex.com/logos/7028.jpg)
![](https://cdn.adscientificindex.com/logos/7028.jpg)
![](/assets/images/world-icon.png)
![Saudi Arabia](/flags/sa.png)
![](https://cdn.adscientificindex.com/logos/247.png)
![](/assets/images/world-icon.png)
![Egypt](/flags/eg.png)
![](https://cdn.adscientificindex.com/logos/1146.png)
![](https://cdn.adscientificindex.com/logos/1146.png)
![](/assets/images/world-icon.png)
![Iraq](/flags/iq.png)
![](https://cdn.adscientificindex.com/logos/3247.jpg)
![](https://cdn.adscientificindex.com/logos/3247.jpg)
![](/assets/images/world-icon.png)
![Egypt](/flags/eg.png)
![](https://cdn.adscientificindex.com/logos/6822.jpg)
![](https://cdn.adscientificindex.com/logos/6822.jpg)
![](/assets/images/world-icon.png)
![Sudan](/flags/sd.png)
![](https://cdn.adscientificindex.com/logos/2858.png)
![](/assets/images/world-icon.png)
![Libya](/flags/ly.png)
![](https://cdn.adscientificindex.com/logos/24750.jpg)
![](https://cdn.adscientificindex.com/logos/24750.jpg)
![](/assets/images/world-icon.png)
![Sudan](/flags/sd.png)
![](https://cdn.adscientificindex.com/logos/2858.png)
![](https://cdn.adscientificindex.com/logos/2858.png)
![](/assets/images/world-icon.png)
![Egypt](/flags/eg.png)
![](https://cdn.adscientificindex.com/logos/1146.png)
![](https://cdn.adscientificindex.com/logos/1146.png)
![](/assets/images/world-icon.png)
![Jordan](/flags/jo.png)
![](https://cdn.adscientificindex.com/logos/15559.jpg)
![](https://cdn.adscientificindex.com/logos/15559.jpg)
![](/assets/images/world-icon.png)
![Qatar](/flags/qa.png)
![](https://cdn.adscientificindex.com/logos/24481.jpg)
![](/assets/images/world-icon.png)
![Iraq](/flags/iq.png)
![](https://cdn.adscientificindex.com/logos/3247.jpg)
![](https://cdn.adscientificindex.com/logos/3247.jpg)
![](/assets/images/world-icon.png)
![Jordan](/flags/jo.png)
![](https://cdn.adscientificindex.com/logos/233.jpg)
![](https://cdn.adscientificindex.com/logos/233.jpg)
![](/assets/images/world-icon.png)
![Iraq](/flags/iq.png)
![](https://cdn.adscientificindex.com/logos/10964.jpg)
![](https://cdn.adscientificindex.com/logos/10964.jpg)
![](/assets/images/world-icon.png)
![Saudi Arabia](/flags/sa.png)
![](https://cdn.adscientificindex.com/logos/9103.png)
![](/assets/images/world-icon.png)
![Egypt](/flags/eg.png)
![](https://cdn.adscientificindex.com/logos/6822.jpg)
![](/assets/images/world-icon.png)
![Saudi Arabia](/flags/sa.png)
![](https://cdn.adscientificindex.com/logos/25132.jpg)
![](https://cdn.adscientificindex.com/logos/25132.jpg)
![](/assets/images/world-icon.png)
![Iraq](/flags/iq.png)
![](https://cdn.adscientificindex.com/logos/5718.jpg)
![](/assets/images/world-icon.png)
![Libya](/flags/ly.png)
![](https://cdn.adscientificindex.com/logos/24750.jpg)
![](/assets/images/world-icon.png)
![Iraq](/flags/iq.png)
![](https://cdn.adscientificindex.com/logos/5718.jpg)
![](/assets/images/world-icon.png)
![Iraq](/flags/iq.png)
![](https://cdn.adscientificindex.com/logos/14937.png)
![](/assets/images/world-icon.png)
![Sudan](/flags/sd.png)
![](https://cdn.adscientificindex.com/logos/288.png)
![](https://cdn.adscientificindex.com/logos/288.png)
![](/assets/images/world-icon.png)
![Egypt](/flags/eg.png)
![](https://cdn.adscientificindex.com/logos/14758.png)
![](https://cdn.adscientificindex.com/logos/14758.png)
![](/assets/images/world-icon.png)
![Iraq](/flags/iq.png)
![](https://cdn.adscientificindex.com/logos/18391.jpg)
![](https://cdn.adscientificindex.com/logos/18391.jpg)
![](/assets/images/world-icon.png)
![Iraq](/flags/iq.png)
![](https://cdn.adscientificindex.com/logos/11204.png)
![](/assets/images/world-icon.png)
![Morocco](/flags/ma.png)
![](https://cdn.adscientificindex.com/logos/14542.png)
![](/assets/images/world-icon.png)
![Iraq](/flags/iq.png)
![](https://cdn.adscientificindex.com/logos/11500.jpg)
![](https://cdn.adscientificindex.com/logos/11500.jpg)
![](/assets/images/world-icon.png)
![Iraq](/flags/iq.png)
![](https://cdn.adscientificindex.com/logos/11500.jpg)
![](/assets/images/world-icon.png)
![Egypt](/flags/eg.png)
![](https://cdn.adscientificindex.com/logos/6822.jpg)
![](https://cdn.adscientificindex.com/logos/6822.jpg)
![](/assets/images/world-icon.png)
![Iraq](/flags/iq.png)
![](https://cdn.adscientificindex.com/logos/334.jpg)
![](/assets/images/world-icon.png)
![Iraq](/flags/iq.png)
![](https://cdn.adscientificindex.com/logos/11082.png)
![](/assets/images/world-icon.png)
![Egypt](/flags/eg.png)
![](https://cdn.adscientificindex.com/logos/229.png)
![](https://cdn.adscientificindex.com/logos/229.png)
![](/assets/images/world-icon.png)
![Libya](/flags/ly.png)
![](https://cdn.adscientificindex.com/logos/24750.jpg)