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Highly Cited Researchers

Highly Cited Researchers 320 Scientists Citation Rankings - 2026

See how widely and consistently research is cited with real-time citation rankings.
Covering 2.6 million scientists, this list evaluates both total and last 5 years’ citation counts to measure scientific influence and highlight Highly Cited Researchers.
Built on transparency, it also addresses unethical practices and encourages reporting of violations. Compare results across 13 fields and 221 disciplines.

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Total 320 scientists , Updates every 3 days
* Total Citation Counts Rankings

Rankings

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39,373
World Rank
Saudi Arabia
120
Country Rank
University of Hail Logo
1
University
Ranking Based On Selection:
1
M Kuddus|M Kuddus, Mohammed Kuddus
University of Hail Hail, Saudi Arabia
Medical and Health Sciences / Biochemistry
Global Health Research | Disease Burden | Biocatalyst | Microbial Biotech. | Value added product

Citation Metrics

  • Total
    23,046
  • Last 5 Years
    21,087
  • Last 5 Years / Total
    0.915
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* Total Citation Counts Rankings

Rankings

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99,158
World Rank
Saudi Arabia
356
Country Rank
University of Hail Logo
2
University
Ranking Based On Selection:
2
Kolsi Lioua
University of Hail Hail, Saudi Arabia
Others
Energy heat and mass transfe

Citation Metrics

  • Total
    11,307
  • Last 5 Years
    9,724
  • Last 5 Years / Total
    0.860
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* Total Citation Counts Rankings

Rankings

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105,059
World Rank
Saudi Arabia
387
Country Rank
University of Hail Logo
3
University
Ranking Based On Selection:
3
Rakesh Kumar
University of Hail Hail, Saudi Arabia
Medical and Health Sciences / Health Administration
Health Management | Human Resource Management | Organizational Behaviour | Leadershi

Citation Metrics

  • Total
    10,758
  • Last 5 Years
    10,709
  • Last 5 Years / Total
    0.995
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* Total Citation Counts Rankings

Rankings

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109,618
World Rank
Saudi Arabia
406
Country Rank
University of Hail Logo
4
University
Ranking Based On Selection:
4
Djamel Ghernaout
University of Hail Hail, Saudi Arabia
Engineering & Technology / Chemical Engineering
Electrocoagulation | Chemical Engineering | Environmental Engineering | Green Chemistry | Wate

Citation Metrics

  • Total
    10,368
  • Last 5 Years
    7,954
  • Last 5 Years / Total
    0.767
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* Total Citation Counts Rankings

Rankings

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116,521
World Rank
Saudi Arabia
431
Country Rank
University of Hail Logo
5
University
Ranking Based On Selection:
5
Ramaiah Itumalla
University of Hail Hail, Saudi Arabia
Medical and Health Sciences / Health Administration
Healthcare Policy | Service Operations | Healthcare Quality&IT | Global Health | General Managemen

Citation Metrics

  • Total
    9,834
  • Last 5 Years
    9,740
  • Last 5 Years / Total
    0.990
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* Total Citation Counts Rankings

Rankings

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124,260
World Rank
Saudi Arabia
470
Country Rank
University of Hail Logo
6
University
Ranking Based On Selection:
6
Mejdi Snoussi
University of Hail Hail, Saudi Arabia
Others
Microbiology | Biomedical Research | Plant Biology & Botany

Citation Metrics

  • Total
    9,282
  • Last 5 Years
    7,239
  • Last 5 Years / Total
    0.780
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* Total Citation Counts Rankings

Rankings

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139,634
World Rank
Saudi Arabia
555
Country Rank
University of Hail Logo
7
University
Ranking Based On Selection:
7
Mohd Adnan
University of Hail Hail, Saudi Arabia
Others
Global Health | Disease Burden | Biofilms | Phytomedicine | AI-Assisted Drug-Discovery

Citation Metrics

  • Total
    8,359
  • Last 5 Years
    8,080
  • Last 5 Years / Total
    0.967
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* Total Citation Counts Rankings

Rankings

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183,567
World Rank
Saudi Arabia
770
Country Rank
University of Hail Logo
8
University
Ranking Based On Selection:
8
Noureddine Elboughdiri|Elboughdiri Noureddine, Elboughdiri N, N Elboughdiri
University of Hail Hail, Saudi Arabia
Engineering & Technology / Chemical Engineering
Head of Chemical Eng. Dept

Citation Metrics

  • Total
    6,440
  • Last 5 Years
    6,231
  • Last 5 Years / Total
    0.968
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* Total Citation Counts Rankings

Rankings

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212,339
World Rank
Saudi Arabia
932
Country Rank
University of Hail Logo
9
University
Ranking Based On Selection:
9
Saheem Ahmad
University of Hail Hail, Saudi Arabia
Medical and Health Sciences / Biochemistry
Glycation Biochemistry | Medical Biochemistr

Citation Metrics

  • Total
    5,551
  • Last 5 Years
    3,933
  • Last 5 Years / Total
    0.709
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* Total Citation Counts Rankings

Rankings

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234,843
World Rank
Saudi Arabia
1,055
Country Rank
University of Hail Logo
10
University
Ranking Based On Selection:
10
Saravanan Rajendrasozhan
University of Hail Hail, Saudi Arabia
Medical and Health Sciences / Biochemistry
Toxicology | Cigarette smoke | Diabetes | Natural Remedies | Phytochemical

Citation Metrics

  • Total
    4,999
  • Last 5 Years
    1,526
  • Last 5 Years / Total
    0.305
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* Total Citation Counts Rankings

Rankings

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243,829
World Rank
Saudi Arabia
1,097
Country Rank
University of Hail Logo
11
University
Ranking Based On Selection:
11
Syed Mohd Danish Rizvi|Rizvi S M, S M Danish Rizvi, SMD Rizvi
University of Hail Hail, Saudi Arabia
Medical and Health Sciences / Pharmacy & Pharmaceutical Sciences
Inorganic Nanoparticles | Antibiotic Resistance | Computational Biolog

Citation Metrics

  • Total
    4,801
  • Last 5 Years
    3,917
  • Last 5 Years / Total
    0.816
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* Total Citation Counts Rankings

Rankings

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251,038
World Rank
Saudi Arabia
1,144
Country Rank
University of Hail Logo
12
University
Ranking Based On Selection:
12
Emira Noumi|Associate Professor İn Microbiology
University of Hail Hail, Saudi Arabia
Others
Microbiology | Plant Biology & Botany | Biomedical Research

Citation Metrics

  • Total
    4,652
  • Last 5 Years
    3,266
  • Last 5 Years / Total
    0.702
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* Total Citation Counts Rankings

Rankings

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280,355
World Rank
Saudi Arabia
1,302
Country Rank
University of Hail Logo
13
University
Ranking Based On Selection:
13
Yaser Hasan Salem Al Mamary
University of Hail Hail, Saudi Arabia
Business & Management / Business Administration
Technology Adoption | Entrepreneurship | Digital Transformation | E-Government | Educational Technolog

Citation Metrics

  • Total
    4,117
  • Last 5 Years
    3,587
  • Last 5 Years / Total
    0.871
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* Total Citation Counts Rankings

Rankings

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281,819
World Rank
Saudi Arabia
1,308
Country Rank
University of Hail Logo
14
University
Ranking Based On Selection:
14
Arif Jamal Siddiqui
University of Hail Hail, Saudi Arabia
Others
Parasitology | Immunology | Molecular biology | Drug Discovery | Vaccine Development and infectious

Citation Metrics

  • Total
    4,093
  • Last 5 Years
    4,026
  • Last 5 Years / Total
    0.984
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* Total Citation Counts Rankings

Rankings

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290,297
World Rank
Saudi Arabia
1,361
Country Rank
University of Hail Logo
15
University
Ranking Based On Selection:
15
Syed Amir Ashraf
University of Hail Hail, Saudi Arabia
Engineering & Technology / Food Science and Engineering
Food Science & Nutrition | Food Safety | Nutraceuticals & Functional Food

Citation Metrics

  • Total
    3,957
  • Last 5 Years
    3,808
  • Last 5 Years / Total
    0.962
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* Total Citation Counts Rankings

Rankings

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298,302
World Rank
Saudi Arabia
1,409
Country Rank
University of Hail Logo
16
University
Ranking Based On Selection:
16
Salem Elkahoui
University of Hail Hail, Saudi Arabia
Others
Agro-Waste Valorization | Natural Products | Global Health | Disease Burden

Citation Metrics

  • Total
    3,833
  • Last 5 Years
    2,565
  • Last 5 Years / Total
    0.669
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* Total Citation Counts Rankings

Rankings

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298,364
World Rank
Saudi Arabia
1,410
Country Rank
University of Hail Logo
17
University
Ranking Based On Selection:
17
Ashanul Haque
University of Hail Hail, Saudi Arabia
Others
Bioorganic and Materials chemistry

Citation Metrics

  • Total
    3,832
  • Last 5 Years
    2,694
  • Last 5 Years / Total
    0.703
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* Total Citation Counts Rankings

Rankings

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312,578
World Rank
Saudi Arabia
1,506
Country Rank
University of Hail Logo
18
University
Ranking Based On Selection:
18
Sirajudheen Anwar|Anwar Sirajudheen, S Anwar, Anwar S
University of Hail Hail, Saudi Arabia
Medical and Health Sciences / Pharmacy & Pharmaceutical Sciences
Pre- clinical Pharmacology | Clinical Pharmacology | & Therapeutics Toxicology | PhytoPharmacology an

Citation Metrics

  • Total
    3,631
  • Last 5 Years
    3,176
  • Last 5 Years / Total
    0.875
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* Total Citation Counts Rankings

Rankings

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315,503
World Rank
Saudi Arabia
1,525
Country Rank
University of Hail Logo
19
University
Ranking Based On Selection:
19
Nidhal Ben Khedher
University of Hail Hail, Saudi Arabia
Others
Heat transfer | Nanofluid | PCM Energy storage | Renewable energy | porous media

Citation Metrics

  • Total
    3,592
  • Last 5 Years
    3,359
  • Last 5 Years / Total
    0.935
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* Total Citation Counts Rankings

Rankings

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319,667
World Rank
Saudi Arabia
1,553
Country Rank
University of Hail Logo
20
University
Ranking Based On Selection:
20
Fevzi Bardakci|Bardakci F., F. Bardakci, Fevzi Bardcki
University of Hail Hail, Saudi Arabia
Others
Genetics

Citation Metrics

  • Total
    3,538
  • Last 5 Years
    1,703
  • Last 5 Years / Total
    0.481
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* Total Citation Counts Rankings

Rankings

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338,060
World Rank
Saudi Arabia
1,659
Country Rank
University of Hail Logo
21
University
Ranking Based On Selection:
21
Sarah Yousef Abd El Galil Ahmed
University of Hail Hail, Saudi Arabia
Medical and Health Sciences / Immunology
Immunolog

Citation Metrics

  • Total
    3,307
  • Last 5 Years
    2,205
  • Last 5 Years / Total
    0.667
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* Total Citation Counts Rankings

Rankings

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339,420
World Rank
Saudi Arabia
1,669
Country Rank
University of Hail Logo
22
University
Ranking Based On Selection:
22
Rabeh Abbassi
University of Hail Hail, Saudi Arabia
Others
Renewable energy and power system | Microgrids and Smart Grids | AI in Energy | EVs

Citation Metrics

  • Total
    3,290
  • Last 5 Years
    2,886
  • Last 5 Years / Total
    0.877
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* Total Citation Counts Rankings

Rankings

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347,228
World Rank
Saudi Arabia
1,712
Country Rank
University of Hail Logo
23
University
Ranking Based On Selection:
23
Aakash Ahmad
University of Hail Hail, Saudi Arabia
Engineering & Technology / Computer Science
Software Engineering | Quantum Software | Service Computin

Citation Metrics

  • Total
    3,200
  • Last 5 Years
    2,372
  • Last 5 Years / Total
    0.741
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* Total Citation Counts Rankings

Rankings

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356,517
World Rank
Saudi Arabia
1,768
Country Rank
University of Hail Logo
24
University
Ranking Based On Selection:
24
Abd Elmoneim Elkhalifa
University of Hail Hail, Saudi Arabia
Engineering & Technology / Food Science and Engineering
Food and Nutritio

Citation Metrics

  • Total
    3,098
  • Last 5 Years
    2,178
  • Last 5 Years / Total
    0.703
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* Total Citation Counts Rankings

Rankings

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362,548
World Rank
Saudi Arabia
1,807
Country Rank
University of Hail Logo
25
University
Ranking Based On Selection:
25
Abdulmohsen Alsukaibi
University of Hail Hail, Saudi Arabia
Others
Environmental Chemistry

Citation Metrics

  • Total
    3,035
  • Last 5 Years
    3,029
  • Last 5 Years / Total
    0.998
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