Saudi Arabia's Top 2% Scientists 2022

Saudi Arabia has 1,021 scientists on the 2022 single-year Top 2% list, up 17.4% from 870 in 2021. That places Saudi Arabia 29th in the world by number of listed scientists, up 2 places. King Abdulaziz University has the most listed scientists (155), followed by King Abdullah University of Science and Technology (139).

Single Year

1,021

+151 (+17.4%) vs 2021

Career Data

466

+23 (+5.2%) vs 2021

World rank by count

#29

up 2 places vs 2021

Institutes

+2 (+2.9%) vs 2021

Scientists in Saudi Arabia on the list, by year

The single-year count has grown 83% since 2020.

Single-year list, change on the previous year

2021+56.2%

2022+17.4%

2023+29.4%

2024+27.5%

2025+25.3%

Show the numbers

Year	Single Year	Change	Career Data	Change
2020	557		321
2021	870	+56.2%	443	+38.0%
2022	1,021	+17.4%	466	+5.2%
2023	1,321	+29.4%	576	+23.6%
2024	1,684	+27.5%	676	+17.4%
2025	2,110	+25.3%	850	+25.7%

Top 10 institutes in Saudi Arabia

By number of listed scientists

Single-year list2022

Show the list

1King Abdulaziz University155
2King Abdullah University of Science and Technology139
3King Fahd University of Petroleum and Minerals110
4King Saud University84
5College of Sciences67
6College of Pharmacy38
7Imam Abdulrahman Bin Faisal university36
8King Khalid University32
9Taif University25
10Prince Sattam Bin Abdulaziz University22

All 1,021 scientists

Single-year list2022

The first 100 are free to browse.

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Rank in Saudi Arabia	World rank	Scientist	Institute	Sub-field	Rank in sub-field
1	83	DA Demirbas, Ayhan	King Abdulaziz University	Energy	Rank 1
2	159	ST Saleh, Tawfik A.	King Fahd University of Petroleum and Minerals	Chemical Engineering	Rank 2
3	208	DC Duarte, Carlos M.	King Abdullah University of Science and Technology	Marine Biology & Hydrobiology	Rank 1
4	215	GV Gupta, Vinod Kumar	King Abdulaziz University	Chemical Physics	Rank 4
5	929	AH Ali, Hafiz Muhammad	King Fahd University of Petroleum and Minerals	Energy	Rank 23
6	941	MZ Memish, Ziad A.	College of Medicine Alfaisal University	Microbiology	Rank 18
7	1,035	NM Naushad, Mu	College of Sciences	Chemical Engineering	Rank 7
8	1,117	BA Biswas, Anjan	King Abdulaziz University	Optics	Rank 7
9	1,319	TJ Tuomilehto, Jaakko	King Abdulaziz University	Endocrinology & Metabolism	Rank 24
10	1,362	AZ ALOthman, Zeid A.	College of Sciences	Analytical Chemistry	Rank 5
11	1,467	MW Mahmoud, Waleed E.	King Abdulaziz University	Materials	Rank 23
12	1,577	KH Koenig, Harold G.	King Abdulaziz University	Psychiatry	Rank 38
13	1,701	AP Ahmad, Parvaiz	College of Sciences	Plant Biology & Botany	Rank 14
14	1,796	ZA Zenkour, Ashraf M.	King Abdulaziz University	Mechanical Engineering & Transports	Rank 21
15	1,985	Asiri, Abdullah M.	King Abdulaziz University	Organic Chemistry	Rank 29
16	2,310	HM Hossain, M. Shamim	King Saud University	Networking & Telecommunications	Rank 18
17	2,916	SA Subasi, Abdulhamit	Effat University, Saudi Arabia	Artificial Intelligence & Image Processing	Rank 111
18	2,958	AM Alouini, Mohamed Slim	King Abdullah University of Science and Technology	Networking & Telecommunications	Rank 26
19	3,117	SA Seadawy, Aly R.	Taibah University	General Physics	Rank 21
20	3,343	BM Barakat, M. A.	King Abdulaziz University	Chemical Engineering	Rank 15
21	4,092	TA Tounsi, Abdelouahed	King Fahd University of Petroleum and Minerals	Civil Engineering	Rank 12
22	4,263	AJ Al-Tawfiq, Jaffar A.	Johns Hopkins Aramco Healthcare	Microbiology	Rank 87
23	4,337	MP Magistretti, Pierre	King Abdullah University of Science and Technology	Neurology & Neurosurgery	Rank 285
24	4,652	AM Abido, Mohammad A.	King Fahd University of Petroleum and Minerals	Energy	Rank 88
25	5,269	CT Chan, Tony F.	King Abdullah University of Science and Technology	Artificial Intelligence & Image Processing	Rank 176
26	5,440	US Umoren, Saviour A.	King Fahd University of Petroleum and Minerals	Polymers	Rank 30
27	5,496	EM Eddaoudi, Mohamed	King Abdullah University of Science and Technology	General Chemistry	Rank 29
28	5,936	Omri, Anis	Al Qassim University	Energy	Rank 109
29	5,940	Ahmad, Bashir	King Abdulaziz University	Applied Mathematics	Rank 22
30	6,179	FJ Flexas, Jaume	King Abdulaziz University	Plant Biology & Botany	Rank 77
31	6,207	QM Quraishi, M. A.	King Fahd University of Petroleum and Minerals	Energy	Rank 116
32	6,501	TI Tlili, Iskander	Majmaah University	Mechanical Engineering & Transports	Rank 57
33	7,136	BÁ Borja, Ángel	King Abdulaziz University	Marine Biology & Hydrobiology	Rank 36
34	7,328	OI Obot, I. B.	King Fahd University of Petroleum and Minerals	Energy	Rank 138
35	8,228	AF Al-Sulaiman, Fahad	King Fahd University of Petroleum and Minerals	Energy	Rank 154
36	8,545	GJ Gascon, Jorge	King Abdullah University of Science and Technology	Organic Chemistry	Rank 122
37	9,066	AA Alsaedi, Ahmed	King Abdulaziz University	Mechanical Engineering & Transports	Rank 82
38	9,100	TM Tester, Mark	King Abdullah University of Science and Technology	Plant Biology & Botany	Rank 121
39	9,794	RM Rahman, Mohammed M.	King Abdulaziz University	Analytical Chemistry	Rank 32
40	9,951	BA Boretti, Alberto	Prince Mohammad Bin Fahd University	Energy	Rank 184
41	9,983	KA Katritzky, Alan R.	King Abdulaziz University	Organic Chemistry	Rank 139
42	9,987	SJ Santamarina, J. Carlos	King Abdullah University of Science and Technology	Geological & Geomatics Engineering	Rank 85
43	10,098	RM Rueping, Magnus	King Abdullah University of Science and Technology	Organic Chemistry	Rank 143
44	10,292	MG Muhammad, Ghulam	King Saud University	Networking & Telecommunications	Rank 84
45	10,337	SM Sajid, Muhammad	King Fahd University of Petroleum and Minerals	Analytical Chemistry	Rank 36
46	10,530	Saba, Tanzila	Prince Sultan University	Artificial Intelligence & Image Processing	Rank 349
47	10,609	RS Rehman, Shafiqur	King Fahd University of Petroleum and Minerals	Energy	Rank 207
48	10,853	KM Khan, Muhammad Khurram	King Saud University	Networking & Telecommunications	Rank 92
49	11,056	EA Emwas, Abdul Hamid	King Abdullah University of Science and Technology	Organic Chemistry	Rank 153
50	11,514	Ramadan, Mohamed Fawzy	Umm Al-Qura University	Food Science	Rank 64
51	11,664	Ihsanullah, Ihsanullah	King Fahd University of Petroleum and Minerals	Chemical Engineering	Rank 55
52	11,961	AH Alshareef, Husam N.	King Abdullah University of Science and Technology	Nanoscience & Nanotechnology	Rank 334
53	12,080	AN Abu-Hamdeh, Nidal H.	King Abdulaziz University	Mechanical Engineering & Transports	Rank 113
54	12,621	MO Mohammed, Omar F.	King Abdullah University of Science and Technology	Nanoscience & Nanotechnology	Rank 351
55	13,256	CL Cavallo, Luigi	King Abdullah University of Science and Technology	Organic Chemistry	Rank 183
56	13,478	SM Sun, Minglei	King Abdullah University of Science and Technology	Applied Physics	Rank 275
57	13,644	AA Al-Ghamdi, Ahmed A.	King Abdulaziz University	Applied Physics	Rank 283
58	14,005	YB Yilbas, Bekir Sami	King Fahd University of Petroleum and Minerals	Mechanical Engineering & Transports	Rank 125
59	14,242	MS Meo, Sultan Ayoub	College of Medicine	General & Internal Medicine	Rank 226
60	14,322	AM Ahamed, Maqusood	College of Sciences	Toxicology	Rank 65
61	14,763	AM Abdallah, M.	Umm Al-Qura University	Energy	Rank 286
62	15,151	AN Al-Dhabi, Naif Abdullah	College of Sciences	Plant Biology & Botany	Rank 196
63	15,231	EM Ezzat, Magdy A.	Al Qassim University	Mechanical Engineering & Transports	Rank 136
64	15,495	BO Bakr, Osman M.	King Abdullah University of Science and Technology	Nanoscience & Nanotechnology	Rank 415
65	15,611	SB Samet, Bessem	College of Sciences	General Mathematics	Rank 54
66	15,840	FA Fathy, Ahmed	Jouf University	Energy	Rank 317
67	16,161	Kamal, Muhammad Shahzad	King Fahd University of Petroleum and Minerals	Energy	Rank 324
68	16,264	MR Mohamed, R. M.	King Abdulaziz University	Materials	Rank 254
69	16,304	Rue, Håvard	King Abdullah University of Science and Technology	Statistics & Probability	Rank 109
70	16,906	CA Crozier, Alan	King Saud University	Plant Biology & Botany	Rank 216
71	17,332	NS Nunes, Suzana P.	King Abdullah University of Science and Technology	Chemical Engineering	Rank 80
72	17,357	Rahman, Saifur	Najran University	Energy	Rank 339
73	17,603	UA Umar, Ahmad	Najran University	Applied Physics	Rank 377
74	17,668	HY Han, Yu	King Abdullah University of Science and Technology	Nanoscience & Nanotechnology	Rank 490
75	18,378	Nisar, Kottakkaran Sooppy	Prince Sattam Bin Abdulaziz University	Applied Mathematics	Rank 53
76	18,517	HH Hirt, Heribert	King Abdullah University of Science and Technology	Plant Biology & Botany	Rank 244
77	18,719	LZ Lai, Zhiping	King Abdullah University of Science and Technology	Chemical Engineering	Rank 94
78	18,848	AT Alkhalifah, Tariq	King Abdullah University of Science and Technology	Geochemistry & Geophysics	Rank 320
79	18,998	SE Sherif, El Sayed M.	King Saud University	Energy	Rank 370
80	19,162	ZH Zhang, Huabin	King Abdullah University of Science and Technology	Nanoscience & Nanotechnology	Rank 533
81	20,095	MS Mahmoud, S. R.	King Abdulaziz University	Civil Engineering	Rank 68
82	20,748	KS Khan, Sher Bahadar	King Abdulaziz University	Polymers	Rank 163
83	20,771	AS Agarwal, Shilpi	King Abdulaziz University	Chemical Physics	Rank 353
84	20,811	AM Almessiere, Munirah A.	Imam Abdulrahman bin Faisal University, College of Science	Materials	Rank 331
85	21,703	ZM Zafar, M. S.	Taibah University	Dentistry	Rank 85
86	21,784	Hamdaoui, Oualid	King Saud University	Chemical Engineering	Rank 114
87	22,024	RN Rahim, N. A.	King Abdulaziz University	Electrical & Electronic Engineering	Rank 70
88	22,154	GN Ghaffour, Noreddine	King Abdullah University of Science and Technology	Chemical Engineering	Rank 117
89	22,278	AF Alkuraya, Fowzan S.	King Faisal Specialist Hospital and Research Centre	Genetics & Heredity	Rank 60
90	22,893	BA Baykal, Abdulhadi	Imam Abdulrahman Bin Faisal university	Materials	Rank 363
91	23,621	AN Al-Daghri, Nasser M.	College of Sciences	Endocrinology & Metabolism	Rank 446
92	23,840	DW De Wolf, Stefaan	King Abdullah University of Science and Technology	Applied Physics	Rank 488
93	23,847	SO Shekhah, Osama	King Abdullah University of Science and Technology	Nanoscience & Nanotechnology	Rank 658
94	23,912	AM Almazroui, Mansour	King Abdulaziz University	Meteorology & Atmospheric Sciences	Rank 437
95	24,070	VC Verma, Chandrabhan	King Fahd University of Petroleum and Minerals	Chemical Physics	Rank 392
96	24,109	AT Anthopoulos, Thomas D.	King Abdullah University of Science and Technology	Nanoscience & Nanotechnology	Rank 669
97	24,526	AM Aslam, Muhammad	King Abdulaziz University	Statistics & Probability	Rank 145
98	25,182	YH Youssef, Hamdy M.	Umm Al Qura University, College of Engineering and Islamic Architecture	Mechanical Engineering & Transports	Rank 231
99	25,207	AS Azer, Samy A.	College of Medicine	Medical Informatics	Rank 20
100	25,531	AY Arabi, Yaseen M.	King Saud bin Abdulaziz University for Health Sciences	Emergency & Critical Care Medicine	Rank 87
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Ranks 101 to 1,021The whole list, not only the top 100.

Every year since 2020Single Year and Career Data.

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Countries with a similar count

Single-year list2022

Singapore1,188 scientistsin 2022

Finland1,063 scientistsin 2022

Poland1,046 scientistsin 2022

Russia960 scientistsin 2022

New Zealand905 scientistsin 2022

Greece885 scientistsin 2022

Explore other countries

Single-year list2022

Israel1,537 scientistsin 2022

Turkey1,231 scientistsin 2022

United Arab Emirates311 scientistsin 2022

Qatar197 scientistsin 2022

Jordan110 scientistsin 2022

Iraq103 scientistsin 2022

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Frequently asked questions

How many scientists from Saudi Arabia are in the 2022 Stanford Top 2% list?

1,021 scientists affiliated with Saudi Arabia are on the 2022 single-year list, and 466 are on the career-long list.

Which institute in Saudi Arabia has the most Top 2% scientists?

On the 2022 single-year list, King Abdulaziz University has the most listed scientists from Saudi Arabia, with 155. It is followed by King Abdullah University of Science and Technology with 139.

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

On the single-year list, Saudi Arabia went from 557 scientists in 2020 to 1,021 in 2022, a change of +83.3%.

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.