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Highly Cited Researchers

Highly Cited Researchers 254 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 254 scientists , Updates every 3 days
* Total Citation Counts Rankings

Rankings

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29,232
World Rank
Sri Lanka
12
Country Rank
Rajarata University Logo
1
University
Ranking Based On Selection:
1
Nuwan Darshana Wickramasinghe
Rajarata University Mihintale, Sri Lanka
Medical and Health Sciences / Epidemiology and Public Health
Public Health | Mental Health | Maternal and Child Health | Global Healt

Citation Metrics

  • Total
    28,362
  • Last 5 Years
    28,086
  • Last 5 Years / Total
    0.990
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* Total Citation Counts Rankings

Rankings

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70,673
World Rank
Sri Lanka
27
Country Rank
Rajarata University Logo
2
University
Ranking Based On Selection:
2
Kosala Weerakoon
Rajarata University Mihintale, Sri Lanka
Medical and Health Sciences / Parasitology
Medical Parasitology | Infectious Diseases | Medical toxicology | Tropical Disease

Citation Metrics

  • Total
    14,925
  • Last 5 Years
    14,116
  • Last 5 Years / Total
    0.946
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* Total Citation Counts Rankings

Rankings

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118,234
World Rank
Sri Lanka
42
Country Rank
Rajarata University Logo
3
University
Ranking Based On Selection:
3
Suneth Buddhika Agampodi|Suneth Buddhika Agampodi, S Agampodi, SB Agampodi
Rajarata University Mihintale, Sri Lanka
Medical and Health Sciences / Epidemiology and Public Health
Public health | Epidemiology | Tropical Medicine | Health Service Researc

Citation Metrics

  • Total
    9,707
  • Last 5 Years
    7,867
  • Last 5 Years / Total
    0.810
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* Total Citation Counts Rankings

Rankings

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155,206
World Rank
Sri Lanka
58
Country Rank
Rajarata University Logo
4
University
Ranking Based On Selection:
4
Sisira Siribaddana
Rajarata University Mihintale, Sri Lanka
Others
Clinical Medicin

Citation Metrics

  • Total
    7,575
  • Last 5 Years
    4,487
  • Last 5 Years / Total
    0.592
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* Total Citation Counts Rankings

Rankings

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252,276
World Rank
Sri Lanka
108
Country Rank
Rajarata University Logo
5
University
Ranking Based On Selection:
5
D Rathish
Rajarata University Mihintale, Sri Lanka
Medical and Health Sciences / Pharmacology
Family Medicine | Non-Communicable Diseases | Pharmacology | Toxicology | Public Healt

Citation Metrics

  • Total
    4,627
  • Last 5 Years
    4,550
  • Last 5 Years / Total
    0.983
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* Total Citation Counts Rankings

Rankings

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269,235
World Rank
Sri Lanka
117
Country Rank
Rajarata University Logo
6
University
Ranking Based On Selection:
6
Manjula Ranagalage Jsps
Rajarata University Mihintale, Sri Lanka
Others
GIS & Remote Sensing | GIScience | Geospatial Analysis | Urban Geography | Land change scienc

Citation Metrics

  • Total
    4,311
  • Last 5 Years
    4,060
  • Last 5 Years / Total
    0.942
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* Total Citation Counts Rankings

Rankings

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295,695
World Rank
Sri Lanka
135
Country Rank
Rajarata University Logo
7
University
Ranking Based On Selection:
7
Channa Jayasumana
Rajarata University Mihintale, Sri Lanka
Medical and Health Sciences / Nephrology
Nephrotoxicity | Clinical medicine | toxicology | Philosoph

Citation Metrics

  • Total
    3,873
  • Last 5 Years
    2,699
  • Last 5 Years / Total
    0.697
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* Total Citation Counts Rankings

Rankings

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366,277
World Rank
Sri Lanka
179
Country Rank
Rajarata University Logo
8
University
Ranking Based On Selection:
8
Lalith Senarathna
Rajarata University Mihintale, Sri Lanka
Medical and Health Sciences / Health Sciences
Poisoning and injury research | Public health issues | Qualitative research | Community based research | Health promotio

Citation Metrics

  • Total
    2,998
  • Last 5 Years
    1,013
  • Last 5 Years / Total
    0.338
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* Total Citation Counts Rankings

Rankings

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389,575
World Rank
Sri Lanka
196
Country Rank
Rajarata University Logo
9
University
Ranking Based On Selection:
9
Thilini Chanchala Agampodi
Rajarata University Mihintale, Sri Lanka
Others
Maternal and Child Health | Social Epidemiology | Qualitative Researc

Citation Metrics

  • Total
    2,773
  • Last 5 Years
    2,018
  • Last 5 Years / Total
    0.728
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* Total Citation Counts Rankings

Rankings

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477,500
World Rank
Sri Lanka
277
Country Rank
Rajarata University Logo
10
University
Ranking Based On Selection:
10
Anjana Silva
Rajarata University Mihintale, Sri Lanka
Others
Snakebite | Toxinology | Medical Parasitology | Antivenoms | Envenomin

Citation Metrics

  • Total
    2,102
  • Last 5 Years
    1,468
  • Last 5 Years / Total
    0.698
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* Total Citation Counts Rankings

Rankings

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512,459
World Rank
Sri Lanka
303
Country Rank
Rajarata University Logo
11
University
Ranking Based On Selection:
11
Sisira Kumara Naradda Gamage
Rajarata University Mihintale, Sri Lanka
Economics & Econometrics / Economics
Development Economics | Tourism Development | Social Capital | Project management | and Data Analysis in Economic

Citation Metrics

  • Total
    1,895
  • Last 5 Years
    1,830
  • Last 5 Years / Total
    0.966
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* Total Citation Counts Rankings

Rankings

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556,212
World Rank
Sri Lanka
342
Country Rank
Rajarata University Logo
12
University
Ranking Based On Selection:
12
Kithsiri Senanayake
Rajarata University Mihintale, Sri Lanka
Medical and Health Sciences / General Surgery
Surger

Citation Metrics

  • Total
    1,670
  • Last 5 Years
    1,358
  • Last 5 Years / Total
    0.813
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* Total Citation Counts Rankings

Rankings

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608,305
World Rank
Sri Lanka
396
Country Rank
Rajarata University Logo
13
University
Ranking Based On Selection:
13
Selvaratnam Srishankar
Rajarata University Mihintale, Sri Lanka
Medical and Health Sciences / General Surgery
General Surger

Citation Metrics

  • Total
    1,442
  • Last 5 Years
    1,438
  • Last 5 Years / Total
    0.997
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* Total Citation Counts Rankings

Rankings

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637,548
World Rank
Sri Lanka
432
Country Rank
Rajarata University Logo
14
University
Ranking Based On Selection:
14
Malaka M Wijayasinghe
Rajarata University Mihintale, Sri Lanka
Agriculture & Forestry / Agriculture
Seed longevity | Seed germination and dormancy | Seed technolog

Citation Metrics

  • Total
    1,330
  • Last 5 Years
    1,041
  • Last 5 Years / Total
    0.783
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* Total Citation Counts Rankings

Rankings

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665,762
World Rank
Sri Lanka
463
Country Rank
Rajarata University Logo
15
University
Ranking Based On Selection:
15
Eustace Y Fernando|Eustace Fernando, Warnakulasuriya Eustace Yrosh Fernando
Rajarata University Mihintale, Sri Lanka
Others
Environmental Microbiology | Molecular Biology | Microbiology | Microbial Electrochemistry | PFA

Citation Metrics

  • Total
    1,231
  • Last 5 Years
    968
  • Last 5 Years / Total
    0.786
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* Total Citation Counts Rankings

Rankings

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689,448
World Rank
Sri Lanka
500
Country Rank
Rajarata University Logo
16
University
Ranking Based On Selection:
16
IM Salinda Weearasinghe|IMS Weerasinghe
Rajarata University Mihintale, Sri Lanka
Business & Management / Strategic Management
Dynamic Capability | Competitive Strategy | Open Innovation | Value Creation | Knowledge Managemen

Citation Metrics

  • Total
    1,154
  • Last 5 Years
    1,048
  • Last 5 Years / Total
    0.908
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* Total Citation Counts Rankings

Rankings

flag
689,448
World Rank
Sri Lanka
500
Country Rank
Rajarata University Logo
16
University
Ranking Based On Selection:
17
IMS Weerasinghe
Rajarata University Mihintale, Sri Lanka
Business & Management / Strategic Management
Dynamic Capability | Competitive Strategy | Open Innovation | Value Creation | Knowledge Managemen

Citation Metrics

  • Total
    1,154
  • Last 5 Years
    1,048
  • Last 5 Years / Total
    0.908
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* Total Citation Counts Rankings

Rankings

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697,785
World Rank
Sri Lanka
510
Country Rank
Rajarata University Logo
18
University
Ranking Based On Selection:
18
Nimal Shantha Abeysingha
Rajarata University Mihintale, Sri Lanka
Agriculture & Forestry / Soil and Water Engineering and Conservation
Hydrology | Hydrological modelling | Climate Change | Soil and Water Conservatio

Citation Metrics

  • Total
    1,128
  • Last 5 Years
    1,002
  • Last 5 Years / Total
    0.888
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* Total Citation Counts Rankings

Rankings

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782,082
World Rank
Sri Lanka
634
Country Rank
Rajarata University Logo
19
University
Ranking Based On Selection:
19
Chamara Sampath Paththinige
Rajarata University Mihintale, Sri Lanka
Natural Sciences / Molecular Biology & Genetics
Human Anatomy | Medical Genetics | Medical Educatio

Citation Metrics

  • Total
    897
  • Last 5 Years
    708
  • Last 5 Years / Total
    0.789
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* Total Citation Counts Rankings

Rankings

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806,683
World Rank
Sri Lanka
676
Country Rank
Rajarata University Logo
20
University
Ranking Based On Selection:
20
Wad Nayananjalie
Rajarata University Mihintale, Sri Lanka
Medical and Health Sciences / Veterinary Sciences
Animal Nutritio

Citation Metrics

  • Total
    839
  • Last 5 Years
    479
  • Last 5 Years / Total
    0.571
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* Total Citation Counts Rankings

Rankings

flag
817,589
World Rank
Sri Lanka
688
Country Rank
Rajarata University Logo
21
University
Ranking Based On Selection:
21
MHJP Gunarathna
Rajarata University Mihintale, Sri Lanka
Engineering & Technology / Environmental Science & Engineering
Irrigation and Water Management | Crop and Environmental Modelling | Climate chang

Citation Metrics

  • Total
    814
  • Last 5 Years
    691
  • Last 5 Years / Total
    0.849
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* Total Citation Counts Rankings

Rankings

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836,025
World Rank
Sri Lanka
712
Country Rank
Rajarata University Logo
22
University
Ranking Based On Selection:
22
Neelamanie Yapa|Neelamanie Yapa, P.N.Yapa
Rajarata University Mihintale, Sri Lanka
Medical and Health Sciences / Microbiology
Microbiology | biofertilizer | mycorrhizae | plant physiolog

Citation Metrics

  • Total
    774
  • Last 5 Years
    736
  • Last 5 Years / Total
    0.951
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* Total Citation Counts Rankings

Rankings

flag
838,941
World Rank
Sri Lanka
716
Country Rank
Rajarata University Logo
23
University
Ranking Based On Selection:
23
JAAS Jayaweera
Rajarata University Mihintale, Sri Lanka
Natural Sciences / Molecular Biology & Genetics
Microbiology | ID | Immunology | Molecular biology | Statistics and Alternative Medicine

Citation Metrics

  • Total
    768
  • Last 5 Years
    645
  • Last 5 Years / Total
    0.840
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* Total Citation Counts Rankings

Rankings

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839,424
World Rank
Sri Lanka
719
Country Rank
Rajarata University Logo
24
University
Ranking Based On Selection:
24
Anuradha Jayathilake|Anuradha Buddhika Jayathilake, A B Jayathilake, A Jayathilake
Rajarata University Mihintale, Sri Lanka
Medical and Health Sciences / General Surgery
General Surgery Special interest in Hepato-pancreaticobiliary Surger

Citation Metrics

  • Total
    767
  • Last 5 Years
    661
  • Last 5 Years / Total
    0.862
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* Total Citation Counts Rankings

Rankings

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874,197
World Rank
Sri Lanka
764
Country Rank
Rajarata University Logo
25
University
Ranking Based On Selection:
25
Sanath Hettiarachi
Rajarata University Mihintale, Sri Lanka
Natural Sciences / Biological Science
Microbiology | Molecular biolog

Citation Metrics

  • Total
    700
  • Last 5 Years
    200
  • Last 5 Years / Total
    0.286
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