Turkey's Top 2% Scientists 2026

Turkey has 1,775 scientists on the 2026 single-year Top 2% list, up 13.5% from 1,564 in 2025. That places Turkey 21st in the world by number of listed scientists, up 1 place. İstanbul Teknik Üniversitesi has the most listed scientists (70), followed by Hacettepe Üniversitesi (48).

Single Year

1,775

+211 (+13.5%) vs 2025

Career Data

1,479

+171 (+13.1%) vs 2025

World rank by count

#21

up 1 place vs 2025

Institutes

261

+11 (+4.4%) vs 2025

Scientists in Turkey on the list, by year

The single-year count has more than doubled since 2020.

Single-year list, change on the previous year

2021+34.2%

2022+7.0%

2023+13.3%

2024+8.8%

2025+3.0%

2026+13.5%

Show the numbers

Year	Single Year	Change	Career Data	Change
2020	857		614
2021	1,150	+34.2%	828	+34.9%
2022	1,231	+7.0%	906	+9.4%
2023	1,395	+13.3%	1,040	+14.8%
2024	1,518	+8.8%	1,172	+12.7%
2025	1,564	+3.0%	1,308	+11.6%
2026	1,775	+13.5%	1,479	+13.1%

Top 10 institutes in Turkey

By number of listed scientists

Single-year list2026

Show the list

All 1,775 scientists

Single-year list2026

Showing the 2026 single-year list. Looking for career rankings? See the career-long list

The first 100 are free to browse.

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Rank in Turkey	World rank	Scientist	Institute	Sub-field	Rank in sub-field
1	220	DA DemirbaÅ, Ayhan Hilal	Energy Technology Sila Science and Energy	Energy	Rank 7
2	273	PU Pata, Ugur Korkut	Mustafa Kemal Üniversitesi	Environmental Sciences	Rank 2
3	299	Gİ Gülçın, İlhami	Atatürk Üniversitesi	Medicinal & Biomolecular Chemistry	Rank 2
4	579	SM Sitti, Metin	Koç University	Industrial Engineering & Automation	Rank 2
5	1,362	TM Turkyilmazoglu, Mustafa	Hacettepe Üniversitesi	Mechanical Engineering & Transports	Rank 12
6	1,364	CI Cakmak, Ismail	Sabancı Üniversitesi	Agronomy & Agriculture	Rank 9
7	1,797	VB Victor Bekun, Festus Vıctor	İstanbul Gelişim Üniversitesi	Environmental Sciences	Rank 37
8	2,267	Karatepe, Osman M.	Eastern Mediterranean University	Sport, Leisure & Tourism	Rank 14
9	2,416	GE Goceri, Evgin	Akdeniz Üniversitesi	Artificial Intelligence & Image Processing	Rank 140
10	2,487	DE Dogan, Eyup	Abdullah Gül Üniversitesi	Energy	Rank 63
11	2,705	AÜ Ağbulut, Ümit	Yıldız Teknik Üniversitesi	Energy	Rank 74
12	2,898	KC Kahraman, Cengız	İstanbul Teknik Üniversitesi	Artificial Intelligence & Image Processing	Rank 163
13	3,091	SA Sarı, Ahmet	Karadeniz Technical University	Energy	Rank 80
14	3,099	SA Sengör, A.M. Celal	İstanbul Teknik Üniversitesi	Geochemistry & Geophysics	Rank 30
15	3,178	KE Kianfar, Ehsan	Istanbul Medeniyet University	Environmental Sciences	Rank 76
16	3,189	DM Deveci, Muhammet	Milli Savunma Üniversitesi	Artificial Intelligence & Image Processing	Rank 176
17	3,235	OA Onan, Aytuǧ	Izmir Yüksek Teknoloji Enstitüsü	Artificial Intelligence & Image Processing	Rank 179
18	3,276	PI Pacal, Ishak	Fenerbahçe University	Artificial Intelligence & Image Processing	Rank 182
19	3,717	Övgün, A.	Eastern Mediterranean University	Nuclear & Particle Physics	Rank 44
20	4,083	KA Khataee, A.	İstanbul Teknik Üniversitesi	Chemical Engineering	Rank 18
21	4,198	ÇG Çam, G.	Iskenderun Technical University	Materials	Rank 77
22	4,228	ŞZ Şen, Zekâi	İstanbul Medipol Üniversitesi	Environmental Engineering	Rank 19
23	4,864	EÖ Erel, Özcan	Ankara Yildirim Beyazit University	Obstetrics & Reproductive Medicine	Rank 16
24	4,996	VM Varol, Memet	Malatya Turgut Ozal University	Environmental Sciences	Rank 109
25	5,078	AZ Ahmed, Zahoor	Bahceşehir Cyprus University	Environmental Sciences	Rank 112
26	5,091	KC Kaya, Cengiz	Harran Üniversitesi	Agronomy & Agriculture	Rank 39
27	5,129	BM Bakirci, Murat	Tarsus University	Artificial Intelligence & Image Processing	Rank 284
28	5,156	CE Cüce, Erdem	Recep Tayyip Erdogan University	Energy	Rank 126
29	5,166	Bozkurt, Aras	Anadolu Üniversitesi	Education	Rank 76
30	5,201	AG Arslan, Gökmen	Burdur Mehmet Akif Ersoy Üniversitesi	Social Psychology	Rank 141
31	5,357	ZG Zengin, Gokhan	Selçuk Üniversitesi	Food Science	Rank 39
32	5,373	DM Destek, Mehmet Akif	Gaziantep Üniversitesi	Environmental Sciences	Rank 114
33	5,424	GO GENCEL, OSMAN	Bartin Üniversitesi	Building & Construction	Rank 46
34	5,461	CM Cetin, M.	Ondokuz Mayis Üniversitesi	Environmental Sciences	Rank 116
35	5,570	AM Al-Buriahi, Mohammaed Sultan Abdulghaffar	Sakarya Üniversitesi	Applied Physics	Rank 118
36	5,618	EF Ecer, Fatih	Afyon Kocatepe Üniversitesi	Artificial Intelligence & Image Processing	Rank 305
37	5,719	MÖ Musa Özcan, Mehmet Musa	Selçuk Üniversitesi	Food Science	Rank 44
38	5,768	ES Ercıslı, Sezai	Atatürk Üniversitesi	Plant Biology & Botany	Rank 54
39	5,792	SC Saka, Cafer	Siirt Üniversitesi	Energy	Rank 144
40	5,882	AR Apak, Reşat	Istanbul University-Cerrahpasa	Analytical Chemistry	Rank 23
41	5,952	AM Ashrafizadeh, Milad	Sabancı Üniversitesi	Pharmacology & Pharmacy	Rank 33
42	6,099	DT Dogan, Tunca	Hacettepe Üniversitesi	Bioinformatics	Rank 25
43	6,191	BM Balat, Mustafa	Sila Science and Energy Unlimited Company	Energy	Rank 155
44	6,612	BA Biswas, Anjan	Karadeniz Technical University	Optics	Rank 30
45	6,760	IC Işık, Cem	Anadolu Üniversitesi	Environmental Sciences	Rank 142
46	6,768	BE Bora, Emre	Dokuz Eylül Üniversitesi	Psychiatry	Rank 154
47	6,965	OH Oztop, Hakan Fehmi	Firat Üniversitesi	Mechanical Engineering & Transports	Rank 60
48	7,209	Oladipo, Akeem Adeyemi	Eastern Mediterranean University	Chemical Engineering	Rank 31
49	7,277	EA Engin, Atilla	Gazi University, Faculty of Medicine	Toxicology	Rank 23
50	7,449	YM Yola, Mehmet Lütfi	Hasan Kalyoncu University	Analytical Chemistry	Rank 29
51	7,545	CA Caglar, Abdullah Emre	Aksaray Üniversitesi	Environmental Sciences	Rank 162
52	7,605	OI Orhan, I. E.	Lokman Hekim Üniversitesi	Medicinal & Biomolecular Chemistry	Rank 27
53	7,941	OF Ozogul, Fatih	Çukurova Üniversitesi	Food Science	Rank 72
54	8,071	DD Delen, Dursun	İstinye Üniversitesi	Information Systems	Rank 34
55	8,496	YA Yildiz, Ali Riza	Bursa Uludağ Üniversitesi	Materials	Rank 156
56	8,891	ÇG Çapanoğlu Güven, Esra	İstanbul Teknik Üniversitesi	Food Science	Rank 87
57	8,892	AI Arpaci, Ibrahim	Bursa Uludağ Üniversitesi	Education	Rank 153
58	8,932	YD Yıldız Durak, Hatice	Necmettin Erbakan Üniversitesi	Education	Rank 156
59	9,190	Karapinar, Erdal	Atilim University	General Mathematics	Rank 27
60	9,597	SF Selimefendigil, Fatih	Manisa Celâl Bayar Üniversitesi	Mechanical Engineering & Transports	Rank 81
61	9,686	Majeed, Muhammad Tariq	Lefke Avrupa Üniversitesi	Environmental Sciences	Rank 208
62	10,109	SN Sahiner, Nurettin	Çanakkale Onsekiz Mart Üniversitesi	Polymers	Rank 58
63	10,508	JW Jamshed, Wasim	Biruni Üniversitesi	Mechanical Engineering & Transports	Rank 89
64	10,564	TE Tirkolaee, Erfan Babaee	İstinye Üniversitesi	Artificial Intelligence & Image Processing	Rank 555
65	10,604	OS Ozen, Seza	Hacettepe Üniversitesi	Arthritis & Rheumatology	Rank 56
66	10,899	SB Safaei, Babak	Eastern Mediterranean University	Mechanical Engineering & Transports	Rank 91
67	11,444	TM Tuzen, M.	Tokat Gaziosmanpaşa Üniversitesi	Analytical Chemistry	Rank 43
68	11,569	PK Polat, Kemal	Bolu Abant İzzet Baysal Üniversitesi	Artificial Intelligence & Image Processing	Rank 610
69	11,674	EA Elbir, Ahmet M.	İstinye Üniversitesi	Networking & Telecommunications	Rank 120
70	12,043	Dİ Doymaz, İ̇brahim	Yıldız Teknik Üniversitesi	Food Science	Rank 118
71	12,181	ŞM Şahmaran, Mustafa	Hacettepe Üniversitesi	Building & Construction	Rank 91
72	12,466	Akoglu, Haldun	Marmara Üniversitesi Tip Fakültesi	Emergency & Critical Care Medicine	Rank 32
73	12,471	ÇA Çolak, Andaç Batur	Niğde Ömer Halisdemir University	Mechanical Engineering & Transports	Rank 109
74	12,517	KK Kaygusuz, Kamil	Karadeniz Technical University	Energy	Rank 333
75	12,560	YR Yilmaz, Ramazan	Bartin Üniversitesi	Education	Rank 204
76	12,593	YÖ Yildirim, Özal	Firat Üniversitesi	Artificial Intelligence & Image Processing	Rank 668
77	12,764	AM Aydin, Mucahit	Sakarya Üniversitesi	Environmental Sciences	Rank 280
78	12,806	DY Demir, Yeliz	Ardahan Üniversitesi	Medicinal & Biomolecular Chemistry	Rank 43
79	12,822	KS Kutlug Sahin, Emrehan Kutluğ	Bolu Abant İzzet Baysal Üniversitesi	Geological & Geomatics Engineering	Rank 141
80	12,838	ES Erdogan, Sinan	Mustafa Kemal Üniversitesi	Environmental Sciences	Rank 284
81	12,891	YY Yilmaz, Yusuf	Recep Tayyip Erdogan University	Gastroenterology & Hepatology	Rank 152
82	13,474	BG Büyüközkan, Gülҫin	Galatasaray Üniversitesi	Artificial Intelligence & Image Processing	Rank 703
83	13,480	KS Kaya, Savaș	Cumhuriyet Üniversitesi	Chemical Physics	Rank 195
84	13,653	Akgül, Ali	Siirt Üniversitesi	Applied Mathematics	Rank 41
85	13,694	GM Gul, Muhammet	Istanbul Üniversitesi	Artificial Intelligence & Image Processing	Rank 716
86	14,231	AE Arikan, Erdal	Bilkent Üniversitesi	Networking & Telecommunications	Rank 143
87	14,397	KS Karim, Sitara	Arkin University of Creative Arts and Design	Finance	Rank 74
88	14,629	KD Karaboga, Dervis	Erciyes Üniversitesi	Artificial Intelligence & Image Processing	Rank 767
89	14,700	IM Inc, Mustafa	Firat Üniversitesi	General Physics	Rank 115
90	14,853	KM Kozak, Metin	Kadir Has Üniversitesi	Sport, Leisure & Tourism	Rank 75
91	14,936	MA Mostafazadeh, Ali	Koç University	Mathematical Physics	Rank 9
92	15,058	AG Aktas, Gulali	Bolu Abant İzzet Baysal Üniversitesi	General & Internal Medicine	Rank 263
93	15,266	KS Keskin, Seda	Koç University	Chemical Engineering	Rank 91
94	15,372	KY Kazancoglu, Yigit	Yaşar Üniversitesi	Business & Management	Rank 463
95	15,386	SA Seyyedabbasi, Amir	İstinye Üniversitesi	Artificial Intelligence & Image Processing	Rank 803
96	15,455	ZA Zarrabi, Ali	İstinye Üniversitesi	Pharmacology & Pharmacy	Rank 81
97	15,571	GV Gökmen, Vural	Hacettepe Üniversitesi	Food Science	Rank 150
98	15,635	HA Hepbasli, A.	Yaşar Üniversitesi	Energy	Rank 424
99	16,080	Ozkan, Oktay	Tokat Gaziosmanpaşa Üniversitesi	Environmental Sciences	Rank 350
100	16,129	GA Guven, Aykut Fatih	Yalova Üniversitesi	Energy	Rank 442
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You are seeing the first 100. 1,675 more are on the 2026 single-year list.

Ranks 101 to 1,775The whole list, not only the top 100.

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Countries with a similar count

Single-year list2026

Belgium2,182 scientists

Denmark2,138 scientists

Hong Kong2,108 scientists

Israel1,637 scientists

Poland1,616 scientists

Brazil1,510 scientists

Explore other countries

Single-year list2026

Saudi Arabia2,686 scientists

United Arab Emirates805 scientists

All countries on the world map

Frequently asked questions

How many scientists from Turkey are in the 2026 Stanford Top 2% list?

1,775 scientists affiliated with Turkey are on the 2026 single-year list, and 1,479 are on the career-long list.

Which institute in Turkey has the most Top 2% scientists?

On the 2026 single-year list, İstanbul Teknik Üniversitesi has the most listed scientists from Turkey, with 70. It is followed by Hacettepe Üniversitesi with 48.

How has the number of Top 2% scientists in Turkey changed since 2020?

On the single-year list, Turkey went from 857 scientists in 2020 to 1,775 in 2026, a change of +107.1%.

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.