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Iceland 1,186 Scientists H-Index Rankings - 2026

This real-time ranking measures researchers’ academic productivity and impact at global, continental, national, and institutional levels using total and recent 5-year H-index data. Comparative analysis is available across 13 main fields and 221 academic disciplines.

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Total 1.186 scientist, 1 country, 13 institution , Updates every 3 days
* Total H Index Rankings

Rankings

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655
World Rank
Iceland
1
Country Rank
University of Iceland Logo
1
University
Ranking Based On Selection:
1
Vilmundur Gudnason
University of Iceland Reykjavík, Iceland
Natural Sciences / Molecular Biology & Genetics
Genetics of common | chronic disease. Disease risk assessmen

H-Index Metrics

  • Total
    202
  • Last 5 Years
    146
  • Last 5 Years / Total
    0.723
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* Total H Index Rankings

Rankings

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813
World Rank
Iceland
2
Country Rank
University of Iceland Logo
2
University
Ranking Based On Selection:
2
Unnur Thorsteinsdottir
University of Iceland Reykjavík, Iceland
Medical and Health Sciences / Medical Genetics
Human genetic

H-Index Metrics

  • Total
    191
  • Last 5 Years
    126
  • Last 5 Years / Total
    0.660
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* Total H Index Rankings

Rankings

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2,581
World Rank
Iceland
3
Country Rank
deCODE genetics Logo
1
University
Ranking Based On Selection:
3
Daniel Gudbjartsson
deCODE genetics Reykjavík, Iceland
Natural Sciences / Mathematical Sciences
Statistical Genetic

H-Index Metrics

  • Total
    141
  • Last 5 Years
    104
  • Last 5 Years / Total
    0.738
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* Total H Index Rankings

Rankings

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3,641
World Rank
Iceland
4
Country Rank
University of Iceland Logo
3
University
Ranking Based On Selection:
4
Guðlaugur Jóhannesson
University of Iceland Reykjavík, Iceland
Natural Sciences / Physics
Astro particle physics | high-energy gamma rays | Cosmic rays | gamma-ray bursts | interstellar mediu

H-Index Metrics

  • Total
    130
  • Last 5 Years
    72
  • Last 5 Years / Total
    0.554
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* Total H Index Rankings

Rankings

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3,939
World Rank
Iceland
5
Country Rank
deCODE genetics Logo
2
University
Ranking Based On Selection:
5
Hreinn Stefansson
deCODE genetics Reykjavík, Iceland
Others
genetics | schizophrenia | autism | Alzheimer´s | Parkinson´

H-Index Metrics

  • Total
    127
  • Last 5 Years
    92
  • Last 5 Years / Total
    0.724
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* Total H Index Rankings

Rankings

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6,045
World Rank
Iceland
6
Country Rank
deCODE genetics Logo
3
University
Ranking Based On Selection:
6
Patrick Sulem
deCODE genetics Reykjavík, Iceland
Natural Sciences / Molecular Biology & Genetics
genetic

H-Index Metrics

  • Total
    114
  • Last 5 Years
    85
  • Last 5 Years / Total
    0.746
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* Total H Index Rankings

Rankings

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6,700
World Rank
Iceland
7
Country Rank
University of Iceland Logo
4
University
Ranking Based On Selection:
7
Jón Atli Benediktsson
University of Iceland Reykjavík, Iceland
Engineering & Technology / Electrical & Electronic Engineering
Remote Sensing | Image Analysis | Pattern Recognition | Signal Processin

H-Index Metrics

  • Total
    111
  • Last 5 Years
    80
  • Last 5 Years / Total
    0.721
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* Total H Index Rankings

Rankings

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7,181
World Rank
Iceland
8
Country Rank
University of Iceland Logo
5
University
Ranking Based On Selection:
8
Thor Aspelund
University of Iceland Reykjavík, Iceland
Natural Sciences / Mathematical Sciences
Statistics | biostatistics | survival analysis | clinical prediction model

H-Index Metrics

  • Total
    109
  • Last 5 Years
    77
  • Last 5 Years / Total
    0.706
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* Total H Index Rankings

Rankings

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18,195
World Rank
Iceland
9
Country Rank
University of Iceland Logo
6
University
Ranking Based On Selection:
9
Thorsteinn Loftsson
University of Iceland Reykjavík, Iceland
Others
Cyclodextrins | solubilization | stabilization | prodrugs | soft drug

H-Index Metrics

  • Total
    85
  • Last 5 Years
    48
  • Last 5 Years / Total
    0.565
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* Total H Index Rankings

Rankings

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18,577
World Rank
Iceland
10
Country Rank
deCODE genetics Logo
4
University
Ranking Based On Selection:
10
Gísli Másson
deCODE genetics Reykjavík, Iceland
Natural Sciences / Molecular Biology & Genetics
Bioinformatics | Human Genetics | Genomics | Computational Biology | Algebr

H-Index Metrics

  • Total
    84
  • Last 5 Years
    68
  • Last 5 Years / Total
    0.810
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* Total H Index Rankings

Rankings

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19,875
World Rank
Iceland
11
Country Rank
University of Iceland Logo
7
University
Ranking Based On Selection:
11
Steven Campana
University of Iceland Reykjavík, Iceland
Agriculture & Forestry / Fisheries
fisheries | otolith | shar

H-Index Metrics

  • Total
    83
  • Last 5 Years
    43
  • Last 5 Years / Total
    0.518
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* Total H Index Rankings

Rankings

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21,962
World Rank
Iceland
12
Country Rank
deCODE genetics Logo
5
University
Ranking Based On Selection:
12
Valgerdur Steinthorsdottir
deCODE genetics Reykjavík, Iceland
Medical and Health Sciences / Medical Genetics
human genetics | type 2 diabetes | reproduction | preeclampsia | endometriosi

H-Index Metrics

  • Total
    80
  • Last 5 Years
    66
  • Last 5 Years / Total
    0.825
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* Total H Index Rankings

Rankings

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22,883
World Rank
Iceland
13
Country Rank
deCODE genetics Logo
6
University
Ranking Based On Selection:
13
Hilma Hólm
deCODE genetics Reykjavík, Iceland
Medical and Health Sciences / Cardiology
Cardiology | genetic

H-Index Metrics

  • Total
    79
  • Last 5 Years
    68
  • Last 5 Years / Total
    0.861
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* Total H Index Rankings

Rankings

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26,129
World Rank
Iceland
14
Country Rank
deCODE genetics Logo
7
University
Ranking Based On Selection:
14
Ingileif Jonsdottir
deCODE genetics Reykjavík, Iceland
Others
immunology | vaccinology | genetic

H-Index Metrics

  • Total
    76
  • Last 5 Years
    55
  • Last 5 Years / Total
    0.724
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* Total H Index Rankings

Rankings

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26,672
World Rank
Iceland
15
Country Rank
University of Iceland Logo
8
University
Ranking Based On Selection:
15
Pall Jakobsson
University of Iceland Reykjavík, Iceland
Natural Sciences / Physics
Gamma-Ray Bursts | Cosmology | Galaxy Evolutio

H-Index Metrics

  • Total
    76
  • Last 5 Years
    40
  • Last 5 Years / Total
    0.526
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* Total H Index Rankings

Rankings

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28,588
World Rank
Iceland
16
Country Rank
University of Iceland Logo
9
University
Ranking Based On Selection:
16
Agnar Helgason
University of Iceland Reykjavík, Iceland
Others

H-Index Metrics

  • Total
    74
  • Last 5 Years
    52
  • Last 5 Years / Total
    0.703
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* Total H Index Rankings

Rankings

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28,963
World Rank
Iceland
17
Country Rank
University of Iceland Logo
10
University
Ranking Based On Selection:
17
Thor Thordarson
University of Iceland Reykjavík, Iceland
Engineering & Technology / Earth Sciences
volcanology | petrology | geochemistry | climate chang

H-Index Metrics

  • Total
    74
  • Last 5 Years
    43
  • Last 5 Years / Total
    0.581
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* Total H Index Rankings

Rankings

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29,930
World Rank
Iceland
18
Country Rank
University of Iceland Logo
11
University
Ranking Based On Selection:
18
Sigurdur R Gislason
University of Iceland Reykjavík, Iceland
Natural Sciences / Chemical Sciences
CO2 storag

H-Index Metrics

  • Total
    73
  • Last 5 Years
    50
  • Last 5 Years / Total
    0.685
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* Total H Index Rankings

Rankings

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31,407
World Rank
Iceland
19
Country Rank
University of Iceland Logo
12
University
Ranking Based On Selection:
19
Hannes Jónsson
University of Iceland Reykjavík, Iceland
Natural Sciences / Physics
computational science | rate theory | electronic structure | catalysis | nanocluster

H-Index Metrics

  • Total
    72
  • Last 5 Years
    46
  • Last 5 Years / Total
    0.639
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* Total H Index Rankings

Rankings

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33,386
World Rank
Iceland
20
Country Rank
University of Iceland Logo
13
University
Ranking Based On Selection:
20
İnga Thorsdottir
University of Iceland Reykjavík, Iceland
Medical and Health Sciences / Nutrition and Dietetics
Nutrition | Infancy | Childhood | Vulnerable groups | Diabetes mellitu

H-Index Metrics

  • Total
    71
  • Last 5 Years
    35
  • Last 5 Years / Total
    0.493
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* Total H Index Rankings

Rankings

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35,395
World Rank
Iceland
21
Country Rank
deCODE genetics Logo
8
University
Ranking Based On Selection:
21
Thorgeir Thorgeirsson
deCODE genetics Reykjavík, Iceland
Natural Sciences / Molecular Biology & Genetics
genetics | psychiatric genetics | addictio

H-Index Metrics

  • Total
    69
  • Last 5 Years
    54
  • Last 5 Years / Total
    0.783
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* Total H Index Rankings

Rankings

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37,215
World Rank
Iceland
22
Country Rank
University of Iceland Logo
14
University
Ranking Based On Selection:
22
Sigurður Yngvi Kristinsson
University of Iceland Reykjavík, Iceland
Medical and Health Sciences / Hematology
Hematolog

H-Index Metrics

  • Total
    68
  • Last 5 Years
    50
  • Last 5 Years / Total
    0.735
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* Total H Index Rankings

Rankings

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40,544
World Rank
Iceland
23
Country Rank
University of Iceland Logo
15
University
Ranking Based On Selection:
23
Thorhallur I Halldorsson
University of Iceland Reykjavík, Iceland
Engineering & Technology / Food Science and Engineering
Nutritional and environmental epidemiolog

H-Index Metrics

  • Total
    66
  • Last 5 Years
    52
  • Last 5 Years / Total
    0.788
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* Total H Index Rankings

Rankings

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40,574
World Rank
Iceland
24
Country Rank
Reykjavik University Logo
1
University
Ranking Based On Selection:
24
Slawomir Koziel
Reykjavik University Reykjavík, Iceland
Others
CAD | simulation-driven design | numerical optimization | surrogate modelin

H-Index Metrics

  • Total
    66
  • Last 5 Years
    51
  • Last 5 Years / Total
    0.773
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* Total H Index Rankings

Rankings

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45,608
World Rank
Iceland
25
Country Rank
University of Iceland Logo
16
University
Ranking Based On Selection:
25
Kristin Vala Ragnarsdottir
University of Iceland Reykjavík, Iceland
Engineering & Technology / Earth Sciences
sustainability | sustainable development | soil | geochemistry | biogeochemistr

H-Index Metrics

  • Total
    64
  • Last 5 Years
    37
  • Last 5 Years / Total
    0.578
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