Yemen's Top 2% Scientists 2024
Yemen has 12 scientists on the 2024 single-year Top 2% list, up 71.4% from 7 in 2023. That places Yemen 99th in the world by number of listed scientists, up 12 places. Sana'a University has the most listed scientists (2), followed by Taiz University (2).
Scientists in Yemen on the list, by year
The single-year count has more than tripled since 2020.
Show the numbers
| Year | Single Year | Change | Career Data | Change |
|---|---|---|---|---|
| 2020 | 4 | 1 | ||
| 2021 | 8 | +100.0% | 1 | +0.0% |
| 2022 | 7 | -12.5% | 1 | +0.0% |
| 2023 | 7 | +0.0% | 3 | +200.0% |
| 2024 | 12 | +71.4% | 3 | +0.0% |
| 2025 | 23 | +91.7% | 4 | +33.3% |
Top 10 institutes in Yemen
By number of listed scientists
Show the list
All 12 scientists
| Rank in Yemen | World rank | Scientist | Institute | Sub-field | Rank in sub-field |
|---|---|---|---|---|---|
| 1 | 9,805 | Sana'a University | General Mathematics | Rank 34 | |
| 2 | 59,378 | Ibb University | Networking & Telecommunications | Rank 606 | |
| 3 | 63,311 | Thamar University | Dentistry | Rank 274 | |
| 4 | 93,991 |
RA
|
Amran University | Applied Physics | Rank 1,789 |
| 5 | 130,776 | Seiyun University | Applied Mathematics | Rank 346 | |
| 6 | 170,924 | Hodeida University | Business & Management | Rank 3,343 | |
| 7 | 186,657 | Sana'a Community College | Energy | Rank 5,409 | |
| 8 | 201,607 | Taiz University | General Mathematics | Rank 1,130 | |
| 9 | 231,728 | Al-Razi University | Toxicology | Rank 972 | |
| 10 | 236,266 | Taiz University | Geology | Rank 292 | |
| 11 | 326,172 | Sana'a University | Applied Physics | Rank 6,730 | |
| 12 | 393,421 | University of Aden | Medicinal & Biomolecular Chemistry | Rank 2,113 | |
| No scientists match this filter. | |||||
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Frequently asked questions
How many scientists from Yemen are in the 2024 Stanford Top 2% list?
12 scientists affiliated with Yemen are on the 2024 single-year list, and 3 are on the career-long list.
Which institute in Yemen has the most Top 2% scientists?
On the 2024 single-year list, Sana'a University has the most listed scientists from Yemen, with 2. It is followed by Taiz University with 2.
How has the number of Top 2% scientists in Yemen changed since 2020?
On the single-year list, Yemen went from 4 scientists in 2020 to 12 in 2024, a change of +200.0%.
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.