Peru's Top 2% Scientists 2026
Peru has 45 scientists on the 2026 single-year Top 2% list, down 11.8% from 51 in 2025. That places Peru 81st in the world by number of listed scientists, down 2 places. Universidad Peruana Cayetano Heredia has the most listed scientists (6), followed by Pontificia Universidad Catolica del Peru (5).
Scientists in Peru on the list, by year
The single-year count has more than doubled since 2020.
Show the numbers
| Year | Single Year | Change | Career Data | Change |
|---|---|---|---|---|
| 2020 | 16 | 10 | ||
| 2021 | 27 | +68.8% | 17 | +70.0% |
| 2022 | 36 | +33.3% | 19 | +11.8% |
| 2023 | 44 | +22.2% | 19 | +0.0% |
| 2024 | 48 | +9.1% | 25 | +31.6% |
| 2025 | 51 | +6.2% | 32 | +28.0% |
| 2026 | 45 | -11.8% | 34 | +6.2% |
Top 10 institutes in Peru
By number of listed scientists
Show the list
- 1Universidad Peruana Cayetano Heredia6
- 2Pontificia Universidad Catolica del Peru5
- 3Universidad San Ignacio de Loyola5
- 4Universidad Científica del Sur4
- 5Universidad Peruana Cayetano Heredia, Instituto de Medicina Tropical Alexander von Humboldt4
- 6CRONICAS Centro de Excelencia en Enfermedades Crónicas2
- 7Universidad de San Martín de Porres2
- 8Universidad Señor de Sipán2
- 9Asociacion Benefica PRISMA Lima1
- 10Centro Internacional de la Papa, Peru1
All 45 scientists
Showing the 2026 single-year list. Looking for career rankings? See the career-long list
| Rank in Peru | World rank | Scientist | Institute | Sub-field | Rank in sub-field |
|---|---|---|---|---|---|
| 1 | 9,529 | Universidad San Ignacio de Loyola | Environmental Sciences | Rank 202 | |
| 2 | 38,102 | Universidad Peruana Cayetano Heredia | Tropical Medicine | Rank 32 | |
| 3 | 44,878 | Universidad Peruana Cayetano Heredia | Arthritis & Rheumatology | Rank 229 | |
| 4 | 53,112 | Universidad Peruana Cayetano Heredia | Public Health | Rank 497 | |
| 5 | 56,235 | Pontificia Universidad Catolica del Peru | Polymers | Rank 487 | |
| 6 | 57,560 | CRONICAS Centro de Excelencia en Enfermedades Crónicas | Public Health | Rank 554 | |
| 7 | 62,176 |
SR
|
Universidad Nacional de Trujillo | Food Science | Rank 779 |
| 8 | 73,689 | Pontificia Universidad Catolica del Peru | Environmental Sciences | Rank 1,663 | |
| 9 | 76,232 | Pontificia Universidad Catolica del Peru | Geochemistry & Geophysics | Rank 1,038 | |
| 10 | 77,342 | Universidad Peruana de Ciencias Aplicadas | Nanoscience & Nanotechnology | Rank 3,019 | |
| 11 | 80,385 | Universidad Científica del Sur | Microbiology | Rank 1,510 | |
| 12 | 83,435 | Universidad San Ignacio de Loyola | Obstetrics & Reproductive Medicine | Rank 436 | |
| 13 | 110,963 | Universidad Peruana Cayetano Heredia | Substance Abuse | Rank 225 | |
| 14 | 113,768 | CENTRUM PUCP Escuela de Negocios | Education | Rank 1,593 | |
| 15 | 115,855 | Universidad de San Martín de Porres | Social Psychology | Rank 1,166 | |
| 16 | 116,984 |
KS
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Pontificia Universidad Catolica del Peru | Polymers | Rank 1,162 |
| 17 | 117,546 | Universidad de Ingenieria y Tecnologia - UTEC | Materials | Rank 2,801 | |
| 18 | 118,130 | Instituto Peruano de Herpetología | Zoology | Rank 34 | |
| 19 | 118,249 | Universidad San Ignacio de Loyola | Neurology & Neurosurgery | Rank 4,777 | |
| 20 | 122,464 | Universidad Peruana Cayetano Heredia, Instituto de Medicina Tropical Alexander von Humboldt | Microbiology | Rank 2,304 | |
| 21 | 132,125 | Universidad Tecnológica del Perú | Mechanical Engineering & Transports | Rank 1,247 | |
| 22 | 151,060 | Universidad Peruana Cayetano Heredia, Instituto de Medicina Tropical Alexander von Humboldt | Microbiology | Rank 2,861 | |
| 23 | 170,376 | Asociacion Benefica PRISMA Lima | Microbiology | Rank 3,229 | |
| 24 | 175,459 | Universidad San Ignacio de Loyola | General & Internal Medicine | Rank 2,262 | |
| 25 | 217,256 | South American Network of Pharmaceutical Care | Energy | Rank 7,073 | |
| 26 | 220,386 | Centro Internacional de la Papa, Peru | Plant Biology & Botany | Rank 3,931 | |
| 27 | 230,709 | Instituto de Investigacion Nutricional | Microbiology | Rank 4,440 | |
| 28 | 237,287 | Universidad Científica del Sur | General & Internal Medicine | Rank 2,939 | |
| 29 | 338,725 | CRONICAS Centro de Excelencia en Enfermedades Crónicas | General & Internal Medicine | Rank 4,042 | |
| 30 | 351,522 | Clínica Internacional | Surgery | Rank 1,883 | |
| 31 | 352,795 | Universidad Peruana Cayetano Heredia, Instituto de Medicina Tropical Alexander von Humboldt | Tropical Medicine | Rank 499 | |
| 32 | 357,176 | Universidad Continental | General & Internal Medicine | Rank 4,238 | |
| 33 | 399,588 |
HL
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Universidad Peruana Cayetano Heredia | General & Internal Medicine | Rank 4,678 |
| 34 | 439,281 | Universidad Peruana Cayetano Heredia, Instituto de Medicina Tropical Alexander von Humboldt | Tropical Medicine | Rank 641 | |
| 35 | 442,981 | Instituto del Mar del Peru | Nuclear & Particle Physics | Rank 4,596 | |
| 36 | 471,840 | Clinica CerviCusco | General & Internal Medicine | Rank 5,391 | |
| 37 | 498,325 | Universidad Peruana Cayetano Heredia | Tropical Medicine | Rank 741 | |
| 38 | 510,409 | Universidad Señor de Sipán | General & Internal Medicine | Rank 5,792 | |
| 39 | 553,136 | Universidad de San Martín de Porres | General & Internal Medicine | Rank 6,240 | |
| 40 | 586,441 | Universidad Señor de Sipán | General & Internal Medicine | Rank 6,564 | |
| 41 | 645,246 | Universidad Científica del Sur | General & Internal Medicine | Rank 7,155 | |
| 42 | 649,267 | Universidad San Ignacio de Loyola | General & Internal Medicine | Rank 7,202 | |
| 43 | 657,320 | Universidad Científica del Sur | General & Internal Medicine | Rank 7,273 | |
| 44 | 693,418 | Pontificia Universidad Catolica del Peru | Applied Mathematics | Rank 1,533 | |
| 45 | 3,057,009 | Universidad Nacional de Ingenieria, Lima | Civil Engineering | Rank 18,860 | |
| No scientists match this filter on the single-year list. Try the career-long list | |||||
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Frequently asked questions
How many scientists from Peru are in the 2026 Stanford Top 2% list?
45 scientists affiliated with Peru are on the 2026 single-year list, and 34 are on the career-long list.
Which institute in Peru has the most Top 2% scientists?
On the 2026 single-year list, Universidad Peruana Cayetano Heredia has the most listed scientists from Peru, with 6. It is followed by Pontificia Universidad Catolica del Peru with 5.
How has the number of Top 2% scientists in Peru changed since 2020?
On the single-year list, Peru went from 16 scientists in 2020 to 45 in 2026, a change of +181.2%.
What is the difference between the single-year and career-long lists?
The single-year list ranks scientists on the citations their work received in one year. The career-long list ranks them on citations across their whole career. Both lists are published every year, and a scientist can be on one, both or neither.
What is the official source of this data?
The rankings come from the science-wide author databases of standardized citation indicators published by Ioannidis et al. in the Elsevier Data Repository, updated every year. TOPSCINET, an independent platform, organises that data by country, year, institute and field, so you can compare and explore it.