National and Kapodistrian University of Athens in the Stanford/Elsevier 2026 list
The Stanford/Elsevier list covers the top 2% most-cited scientists in each subfield. These are the people from this institution on at least one of its two rankings: career-long and single-year (citations from 2025).
167
researchers on the list
2
rank in Greece
388
rank worldwide, of 38,384
Ranks by number of people on the list; we calculate them from the same data.
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The full list, with each person's rank, subfield, c-score, h-index and citations, in a file for Excel.
Click a name to see the full record. The columns give each person’s rank in their subfield on each list.
| Name | Subfield | Career | Single-year |
|---|---|---|---|
| Chrousos, George P. | Endocrinology & Metabolism | 7 / 100,693 | 12 / 100,693 |
| Dalakas, Marinos C. | Neurology & Neurosurgery | 78 / 379,830 | 351 / 379,830 |
| Stefanadis, Christodoulos I. | Cardiovascular System & Hematology | 280 / 249,410 | 841 / 249,410 |
| Tousoulis, Dimitrios M. | Cardiovascular System & Hematology | 519 / 249,410 | 194 / 249,410 |
| Tektonidou, Prof Maria G. | Arthritis & Rheumatology | 283 / 45,980 | 53 / 45,980 |
| Stergiou, George S. | Cardiovascular System & Hematology | 997 / 249,410 | 405 / 249,410 |
| Scarmeas, Nikolaos | Neurology & Neurosurgery | 2,190 / 379,830 | 654 / 379,830 |
| Varotsos, C. A. | Meteorology & Atmospheric Sciences | 304 / 84,638 | — |
| Galanis, Petros A. | General & Internal Medicine | 1,749 / 360,081 | 354 / 360,081 |
| Farmakis, Dimitrios T. | Cardiovascular System & Hematology | 2,819 / 249,410 | 718 / 249,410 |
| Papatheodoridis, George V. | Gastroenterology & Hepatology | 356 / 113,536 | 282 / 113,536 |
| Varotsos, Panayiotis Antoniou | Applied Physics | 569 / 323,282 | 3,786 / 323,282 |
| Proestos, Charalampos Vasilios | Food Science | 744 / 107,913 | 271 / 107,913 |
| Alexandropoulos, George C. | Networking & Telecommunications | 2,420 / 228,312 | 309 / 228,312 |
| Duntas, Leonidas H. | Endocrinology & Metabolism | 743 / 100,693 | 448 / 100,693 |
| Dafni, Urania G. | Oncology & Carcinogenesis | 2,671 / 377,791 | 958 / 377,791 |
| BOUROS, D. E. | Respiratory System | 305 / 71,926 | 603 / 71,926 |
| Achlioptas, Dimitris | Computation Theory & Mathematics | 92 / 20,721 | 116 / 20,721 |
| Papadopoulos, N. G. | Allergy | 114 / 19,768 | 131 / 19,768 |
| Bogdanis, Gregory C. | Sport Sciences | 332 / 41,112 | 197 / 41,112 |
| Nikolopoulou, Kleopatra | Education | 2,149 / 115,687 | 541 / 115,687 |
| Theodoridis, Sergios | Networking & Telecommunications | 339 / 228,312 | 432 / 228,312 |
| Antonopoulos, Alexios S. | Cardiovascular System & Hematology | — | 1,210 / 249,410 |
| Ioannidis, Yannis E. | Information Systems | 99 / 19,463 | 242 / 19,463 |
| Vardavas, Constantine Ilias | Public Health | 896 / 82,273 | 390 / 82,273 |
| Stratigos, Alexander J. | Dermatology & Venereal Diseases | 796 / 64,751 | 164 / 64,751 |
| Haralambides, Hercules E. | Logistics & Transportation | 327 / 32,287 | 159 / 32,287 |
| Lambrinoudaki, I. V. | Obstetrics & Reproductive Medicine | 877 / 105,735 | 236 / 105,735 |
| Economou, Anastasios S. | Analytical Chemistry | 319 / 137,328 | 522 / 137,328 |
| Skolarikos, Andreas A. | Urology & Nephrology | 1,044 / 96,288 | 311 / 96,288 |
| Makrilakis, Konstantinos | Endocrinology & Metabolism | — | 751 / 100,693 |
| Frantzeskakis, Dimitrios J. | Fluids & Plasmas | 475 / 58,297 | 484 / 58,297 |
| Papademetriou, Vassilios | Cardiovascular System & Hematology | 1,948 / 249,410 | 5,223 / 249,410 |
| Daskalakis, Georgios J. | Nuclear & Particle Physics | 1,105 / 164,120 | 857 / 164,120 |
| Challoumis, Constantinos | Economics | — | 721 / 54,592 |
| Chatziralli, Irini P. | Ophthalmology & Optometry | 992 / 86,157 | 268 / 86,157 |
| Kremastinos, Dimitrios Th | Cardiovascular System & Hematology | 2,173 / 249,410 | — |
| Valavanidis, Athanasios | Organic Chemistry | 2,624 / 188,664 | 707 / 188,664 |
| Τhomaidis, Νikolaos S. | Analytical Chemistry | 1,174 / 137,328 | 364 / 137,328 |
| Trougakos, Ioannis P. | Biochemistry & Molecular Biology | 2,864 / 216,826 | 916 / 216,826 |
| Tzioufas, Athanasios G. | Arthritis & Rheumatology | 449 / 45,980 | 602 / 45,980 |
| Papapetropoulos, Andreas | Pharmacology & Pharmacy | 536 / 166,116 | 724 / 166,116 |
| Bougea, Anastasia M. | Neurology & Neurosurgery | — | 2,874 / 379,830 |
| Lianidou, Evi S. | Oncology & Carcinogenesis | 2,844 / 377,791 | 2,117 / 377,791 |
| Motti, Frosso | Developmental & Child Psychology | — | 489 / 25,365 |
| Palikaras, Konstantinos | Biochemistry & Molecular Biology | — | 1,076 / 216,826 |
| Charmandari, Evangelia | Endocrinology & Metabolism | 1,583 / 100,693 | 1,296 / 100,693 |
| Scorilas, Andreas | Oncology & Carcinogenesis | 3,008 / 377,791 | — |
| Sfetsos, Konstantinos | Nuclear & Particle Physics | 1,507 / 164,120 | — |
| Pitsavos, C. E. | Cardiovascular System & Hematology | 2,808 / 249,410 | 2,857 / 249,410 |
| Kymionis, George D. | Ophthalmology & Optometry | 598 / 86,157 | 786 / 86,157 |
| Kokotos, Christoforos G. | Organic Chemistry | 1,923 / 188,664 | 1,071 / 188,664 |
| Cholongitas, Evangelos C. | Gastroenterology & Hepatology | 1,502 / 113,536 | 927 / 113,536 |
| Samoli, E. | Environmental Sciences | 2,108 / 140,934 | 2,027 / 140,934 |
| Vallianatos, Filippos K. | Geochemistry & Geophysics | 1,659 / 108,013 | — |
| Daikos, George L. | Microbiology | 2,284 / 232,186 | 3,035 / 232,186 |
| Briasoulis, Alexandros | Cardiovascular System & Hematology | — | 2,343 / 249,410 |
| Giamarellos-Bourboulis, Evangelos J. | Emergency & Critical Care Medicine | — | 301 / 44,281 |
| Oikonomou, Evangelos K. | Cardiovascular System & Hematology | — | 2,422 / 249,410 |
| Kokotos, George | Organic Chemistry | 1,863 / 188,664 | — |
| Syrigos, Konstantinos Nikolaos | Oncology & Carcinogenesis | 4,753 / 377,791 | 3,034 / 377,791 |
| Geroulakos, George | Cardiovascular System & Hematology | 3,266 / 249,410 | — |
| Chinou, Ioanna B. | Medicinal & Biomolecular Chemistry | 361 / 120,621 | 630 / 120,621 |
| Triantafyllou, Kostantinos D. | Gastroenterology & Hepatology | — | 1,076 / 113,536 |
| Rassias, John Michael S. | General Mathematics | 626 / 76,268 | — |
| Tsitouras, Charalampos T. | Numerical & Computational Mathematics | 211 / 17,431 | — |
| Macheras, Panos E. | Pharmacology & Pharmacy | 975 / 166,116 | 2,280 / 166,116 |
| Fragoulis, George E. | Arthritis & Rheumatology | — | 526 / 45,980 |
| Papadopoulos, Gerassimos A. | Geochemistry & Geophysics | 2,055 / 108,013 | — |
| Alexopoulos, Evangelos C. | Environmental & Occupational Health | 102 / 15,550 | 52 / 15,550 |
| Andreadou, Ioanna T. | Cardiovascular System & Hematology | — | 2,785 / 249,410 |
| Dimitriadis, George D. | Endocrinology & Metabolism | — | 1,555 / 100,693 |
| Moschos, Marilita Michael | Ophthalmology & Optometry | 1,529 / 86,157 | 582 / 86,157 |
| Tetradis, Nikolaos | Nuclear & Particle Physics | 2,144 / 164,120 | — |
| Likodimos, V. | Applied Physics | 3,229 / 323,282 | 2,836 / 323,282 |
| Koubarakis, Manolis | Artificial Intelligence & Image Processing | 2,692 / 517,648 | — |
| Gkonis, Panagiotis K. | Networking & Telecommunications | — | 1,491 / 228,312 |
| Apostolatos, Theocharis A. | Nuclear & Particle Physics | 3,380 / 164,120 | 1,828 / 164,120 |
| Diallinas, George | Microbiology | 3,126 / 232,186 | — |
| Hamodrakas, Stavros J. | Biophysics | 215 / 21,025 | — |
| Tzelves, Lazaros I. | Urology & Nephrology | — | 827 / 96,288 |
| Valdramidis, Vasilis P. | Food Science | 1,548 / 107,913 | 1,879 / 107,913 |
| Diakakis, Michalis | Environmental Engineering | 1,305 / 68,664 | 790 / 68,664 |
| Bamias, A. T. | Oncology & Carcinogenesis | 6,418 / 377,791 | 3,964 / 377,791 |
| Kokkinos, Christos T. | Analytical Chemistry | 1,696 / 137,328 | 921 / 137,328 |
| Bamias, Giorgos | Gastroenterology & Hepatology | — | 1,359 / 113,536 |
| Papakostas, Christos | Artificial Intelligence & Image Processing | — | 6,163 / 517,648 |
| Deftereos, Spyridon G. | Cardiovascular System & Hematology | — | 3,205 / 249,410 |
| Polyzois, Gregory L. | Dentistry | 771 / 101,728 | 1,149 / 101,728 |
| Lambadiari, Vaia A. | Cardiovascular System & Hematology | — | 3,230 / 249,410 |
| Karamouzis, Michalis V. | Oncology & Carcinogenesis | — | 4,145 / 377,791 |
| Ladas, Spiros D. | Gastroenterology & Hepatology | 1,816 / 113,536 | — |
| Antsaklis, Aris J. | Obstetrics & Reproductive Medicine | 1,308 / 105,735 | — |
| Alikakos, Nicholas D. | General Mathematics | 921 / 76,268 | 1,553 / 76,268 |
| Chasapis, Christos T. | Biochemistry & Molecular Biology | — | 2,112 / 216,826 |
| Bithas, Petros S. | Networking & Telecommunications | 2,573 / 228,312 | 1,917 / 228,312 |
| Papageorgiou, Vasileios E. | Applied Mathematics | — | 431 / 23,982 |
| Pergialiotis, Vasilios P. | Obstetrics & Reproductive Medicine | — | 901 / 105,735 |
| Gazouli, Maria | Oncology & Carcinogenesis | 5,873 / 377,791 | 5,145 / 377,791 |
| Trakadas, Panagiotis T. | Networking & Telecommunications | — | 2,032 / 228,312 |
| Cristalli, Gloria | Medicinal & Biomolecular Chemistry | 681 / 120,621 | — |
| Mouratidis, Athanasios A. | Education | — | 2,287 / 115,687 |
| Papadimitriou, Ioannis | Nuclear & Particle Physics | 3,040 / 164,120 | — |
| Lazaros, George A. | Cardiovascular System & Hematology | — | 3,858 / 249,410 |
| Passas, Nikos I. | Networking & Telecommunications | 1,651 / 228,312 | 4,302 / 228,312 |
| Mavromoustakos, Thomas M. | Medicinal & Biomolecular Chemistry | 702 / 120,621 | — |
| Panagiotou, Apostolos D. | Nuclear & Particle Physics | 3,137 / 164,120 | — |
| Gunopulos, Dimitrios | Artificial Intelligence & Image Processing | 4,391 / 517,648 | — |
| Poulos, Serafeim E. | Oceanography | — | 223 / 16,622 |
| Antoniadou, Maria | Optics | — | 805 / 83,504 |
| Machairas, Nikolaos A. | Surgery | — | 920 / 146,713 |
| Analitis, Antonis | Toxicology | — | 707 / 69,049 |
| Zinelis, Spiros | Dentistry | 1,113 / 101,728 | 1,305 / 101,728 |
| Sifianou, Maria | Languages & Linguistics | 526 / 25,930 | — |
| Baxevanis, Constantin N. | Immunology | — | 3,156 / 176,292 |
| Markopoulos, Christos J. | Oncology & Carcinogenesis | 6,968 / 377,791 | — |
| Tsacopoulos, Marcos | Ophthalmology & Optometry | 1,495 / 86,157 | — |
| Tsantes, Andreas G. | Cardiovascular System & Hematology | — | 4,634 / 249,410 |
| Georgantzinos, Stelios K. | Materials | — | 5,606 / 330,896 |
| Danopoulos, Andreas A. | Inorganic & Nuclear Chemistry | 1,388 / 86,991 | — |
| Bacopoulou, Flora | Oncology & Carcinogenesis | — | 6,602 / 377,791 |
| Papagelopoulos, Panayiotis J. | Orthopedics | 1,635 / 98,781 | 1,353 / 98,781 |
| Sotiropoulos, Georgios Charalambos | Surgery | 1,939 / 146,713 | 2,952 / 146,713 |
| Gregoriou, Stamatios G. | Dermatology & Venereal Diseases | — | 760 / 64,751 |
| Skaltsounis, Alexios Leandros | Medicinal & Biomolecular Chemistry | 1,197 / 120,621 | 1,075 / 120,621 |
| Katsargyris, Αthanasios | Cardiovascular System & Hematology | — | 4,930 / 249,410 |
| Piagkou, Maria Nikolaos | Anatomy & Morphology | — | 33 / 8,297 |
| Nikolelis, Dimitrios P. | Analytical Chemistry | 1,924 / 137,328 | — |
| Malagari, Aikaterini | Nuclear Medicine & Medical Imaging | 2,176 / 129,561 | — |
| Nistazakis, Hector E. | Networking & Telecommunications | 2,543 / 228,312 | — |
| Liakakos, Theodore D. | Surgery | 2,103 / 146,713 | 2,113 / 146,713 |
| Spartalis, Michael D. | Cardiovascular System & Hematology | — | 5,282 / 249,410 |
| Kosmas, Constantine E. | Cardiovascular System & Hematology | — | 5,285 / 249,410 |
| Scoullos, Michael J. | Environmental Sciences | 2,333 / 140,934 | — |
| Roussis, Vassilios | Medicinal & Biomolecular Chemistry | 1,112 / 120,621 | 1,472 / 120,621 |
| Linos, Dimitrios A. | Surgery | 2,204 / 146,713 | — |
| Kelepertzis, Efstratios | Environmental Sciences | 2,495 / 140,934 | — |
| Mantas, J. | Medical Informatics | 304 / 22,436 | — |
| Tsakmakidis, Kosmas L. | Optics | 1,148 / 83,504 | 1,382 / 83,504 |
| Madianos, Phoebus N. | Dentistry | — | 1,276 / 101,728 |
| Emiris, Ioannis Z. | Artificial Intelligence & Image Processing | 6,422 / 517,648 | — |
| Iatrou, Hermis | Polymers | 2,611 / 133,253 | — |
| Reppas, Christos I. | Pharmacology & Pharmacy | 2,790 / 166,116 | 2,899 / 166,116 |
| Cartalis, Constantinos I. | Geological & Geomatics Engineering | 1,632 / 82,760 | — |
| Vanderas, Apostole P. | Dentistry | 1,797 / 101,728 | — |
| Gizopoulos, Dimitris | Computer Hardware & Architecture | 334 / 21,014 | — |
| Avrithis, Yannis S. | Artificial Intelligence & Image Processing | 7,379 / 517,648 | — |
| Dimitris, Niakas A. | General & Internal Medicine | 3,896 / 360,081 | 6,698 / 360,081 |
| Roussou, Maria | Artificial Intelligence & Image Processing | 7,963 / 517,648 | — |
| Zahariadis, Theodore | Networking & Telecommunications | 3,417 / 228,312 | — |
| Spiliopoulos, Stavros C. | Nuclear Medicine & Medical Imaging | — | 1,965 / 129,561 |
| Armeni, Eleni | Obstetrics & Reproductive Medicine | — | 1,829 / 105,735 |
| Vertzoni, Maria V. | Pharmacology & Pharmacy | — | 3,138 / 166,116 |
| Magiatis, Prokopios | Medicinal & Biomolecular Chemistry | 1,808 / 120,621 | — |
| Kirousis, Lefteris M. | Artificial Intelligence & Image Processing | 9,457 / 517,648 | — |
| Paraskevis, D. N. | Virology | — | 1,563 / 79,508 |
| Κaitelidou, Daphne Ch | General & Internal Medicine | — | 4,355 / 360,081 |
| Lappas, Vaios J. | Aerospace & Aeronautics | 985 / 66,382 | 1,308 / 66,382 |
| Christodoulopoulos, K. Kostas | Optoelectronics & Photonics | 1,964 / 140,272 | 2,314 / 140,272 |
| Syvridis, Dimitris K. | Optoelectronics & Photonics | 1,992 / 140,272 | — |
| Ioannou, Efstathia | Medicinal & Biomolecular Chemistry | — | 2,385 / 120,621 |
| Frountzas, Maximos | Surgery | — | 2,346 / 146,713 |
| Loukas, Constantinos G. | Surgery | — | 2,375 / 146,713 |
| Aligiannis, Nektarios N. | Medicinal & Biomolecular Chemistry | 2,254 / 120,621 | — |
| Douros, Konstantinos | Pediatrics | — | 1,498 / 81,129 |
| Pikoulis, Emmanouil A. | Surgery | — | 2,825 / 146,713 |
| Triantafyllou, George | Anatomy & Morphology | — | 93 / 8,297 |
Source: Ioannidis JPA, Elsevier (2026). August 2026 data-update for "Updated science-wide author databases of standardized citation indicators". Mendeley Data, version 9. Licence CC BY-NC 3.0. doi:10.17632/btchxktzyw.9
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