Singapore's Top 2% Scientists 2021: Career-Long List

Singapore has 876 scientists on the 2021 career-long Top 2% list, up 15.7% from 757 in 2020. That places Singapore 26th in the world by number of listed scientists, down 1 place. National University of Singapore has the most listed scientists (303), followed by Nanyang Technological University (103).

Single Year

1,130

+162 (+16.7%) vs 2020

Career Data

876

+119 (+15.7%) vs 2020

World rank by count

#26

down 1 place vs 2020

Institutes

103

+3 (+3.0%) vs 2020

Scientists in Singapore on the list, by year

The career-long count has grown 16% since 2020.

Career-long list, change on the previous year

2021+15.7%

2022+6.6%

2023+2.4%

2024+7.0%

2025+6.5%

Show the numbers

Year	Single Year	Change	Career Data	Change
2020	968		757
2021	1,130	+16.7%	876	+15.7%
2022	1,188	+5.1%	934	+6.6%
2023	1,222	+2.9%	956	+2.4%
2024	1,259	+3.0%	1,023	+7.0%
2025	1,362	+8.2%	1,090	+6.5%

Top 10 institutes in Singapore

By number of listed scientists

Career-long list2021

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All 876 scientists

Career-long list2021

The first 100 are free to browse.

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Rank in Singapore	World rank	Scientist	Institute	Sub-field	Rank in sub-field
1	12	HB Halliwell, Barry	Yong Loo Lin School of Medicine	Biochemistry & Molecular Biology	Rank 1
2	152	NK Novoselov, Konstantin Sergeevich	National University of Singapore	Nanoscience & Nanotechnology	Rank 7
3	588	LD Lane, David P.	Agency for Science, Technology and Research, Singapore	Oncology & Carcinogenesis	Rank 24
4	645	WD Wardle, David A.	Asian School of the Environment	Ecology	Rank 11
5	755	RS Ramakrishna, Seeram	National University of Singapore	Biomedical Engineering	Rank 2
6	905	HT Hayashi, Tamio	School of Physical and Mathematical Sciences	Organic Chemistry	Rank 29
7	969	SS Suresh, Subra	Nanyang Technological University	Materials	Rank 12
8	1,077	BS Brenner, Sydney	A-Star, Institute of Molecular and Cell Biology	Developmental Biology	Rank 81
9	1,182	GH Gao, Huajian	School of Mechanical and Aerospace Engineering	Mechanical Engineering & Transports	Rank 9
10	1,204	CN Castro Neto, Antonio H.	National University of Singapore	Applied Physics	Rank 46
11	1,560	WT Wong, Tien Yin	Singapore Eye Research Institute	Ophthalmology & Optometry	Rank 7
12	1,967	GP Gluckman, Peter	A-Star, Singapore Institute for Clinical Sciences	Endocrinology & Metabolism	Rank 68
13	2,188	CT Chung, Tai Shung	National University of Singapore	Chemical Engineering	Rank 6
14	2,344	HG Huang, Guang Bin	Nanyang Technological University	Artificial Intelligence & Image Processing	Rank 52
15	2,478	CX Chen, Xiaoyuan	Yong Loo Lin School of Medicine	Nanoscience & Nanotechnology	Rank 51
16	2,569	ZR Zhang, Rui	National University of Singapore	Networking & Telecommunications	Rank 16
17	2,703	XL Xie, Lihua	School of Electrical and Electronic Engineering	Industrial Engineering & Automation	Rank 12
18	3,389	AB Ang, Beng Wah	National University of Singapore	Energy	Rank 33
19	3,740	LX Lou, Xiong Wen	School of Chemical and Biomedical Engineering	Nanoscience & Nanotechnology	Rank 62
20	4,177	PS Pennycook, Stephen J.	National University of Singapore	Applied Physics	Rank 118
21	4,687	IP Ingham, Philip W.	Nanyang Technological University	Developmental Biology	Rank 274
22	4,809	GS Ge, Shuzhi Sam	National University of Singapore	Industrial Engineering & Automation	Rank 27
23	4,843	LY Liu, Yu	Nanyang Environment & Water Research Institute	Biotechnology	Rank 14
24	5,451	KS Kaye, Stan B.	National University Hospital, Singapore	Oncology & Carcinogenesis	Rank 247
25	5,580	ZH Zeng, Hua Chun	National University of Singapore	Materials	Rank 70
26	6,483	SP Suganthan, Ponnuthurai N.	Nanyang Technological University	Artificial Intelligence & Image Processing	Rank 117
27	6,657	YJ Ying, Jackie Y.	Agency for Science, Technology and Research, Singapore	Materials	Rank 78
28	6,799	FH Flemming, Hans Curt	Nanyang Technological University	Environmental Engineering	Rank 16
29	6,916	TK Tryggvason, Karl	Duke-NUS Medical School Singapore	Biochemistry & Molecular Biology	Rank 364
30	7,496	VD van Dam, Rob M.	National University of Singapore	Nutrition & Dietetics	Rank 59
31	8,233	TJ Tam, James P.	School of Biological Sciences	Biochemistry & Molecular Biology	Rank 432
32	8,280	HD Hausenloy, Derek J.	National Heart Centre, Singapore	Cardiovascular System & Hematology	Rank 410
33	8,651	Yeung, Henry Wai chung	National University of Singapore	Geography	Rank 17
34	8,846	CD Campana, Dario	Yong Loo Lin School of Medicine	Immunology	Rank 346
35	9,338	GH Greve, Henrich R.	INSEAD, Singapore	Business & Management	Rank 65
36	9,862	CN Chua, Nam Hai	National University of Singapore	Plant Biology & Botany	Rank 85
37	10,432	MP Matsudaira, Paul T.	NUS Centre for Bioimaging Sciences	Developmental Biology	Rank 537
38	10,487	SS Saw, Seang Mei	Singapore Eye Research Institute	Ophthalmology & Optometry	Rank 45
39	10,614	CR Calne, Roy Y.	National University of Singapore	Surgery	Rank 67
40	10,766	CP Casey, Patrick J.	National University of Singapore	Biochemistry & Molecular Biology	Rank 563
41	11,338	SC Stewart, Colin L.	National University of Singapore	Developmental Biology	Rank 571
42	12,002	XJ Xu, Jianxin	National University of Singapore	Industrial Engineering & Automation	Rank 88
43	12,588	VJ Vittal, Jagadese J.	National University of Singapore	Inorganic & Nuclear Chemistry	Rank 89
44	12,632	GG George, Gerard	Singapore Management University	Business & Management	Rank 95
45	13,123	DM Dunn, Martin L.	Singapore University of Technology and Design	Mechanical Engineering & Transports	Rank 79
46	13,229	LB Liu, Bin	National University of Singapore	Nanoscience & Nanotechnology	Rank 141
47	13,263	OJ Ouyang, Jianyong	National University of Singapore	Nanoscience & Nanotechnology	Rank 142
48	13,356	HW Hong, Wanjin	A-Star, Institute of Molecular and Cell Biology	Developmental Biology	Rank 650
49	13,988	AG Augustine, George J.	Nanyang Technological University	Neurology & Neurosurgery	Rank 1,182
50	14,032	LK Loh, Kian Ping	National University of Singapore	Nanoscience & Nanotechnology	Rank 146
51	14,156	CE Cambria, Erik	Nanyang Technological University	Artificial Intelligence & Image Processing	Rank 237
52	14,234	FS Feng, Si Shen	National University of Singapore	Biomedical Engineering	Rank 66
53	14,515	TT Teo, Thompson S.H.	National University of Singapore	Information Systems	Rank 26
54	14,698	KR Kini, R. Manjunatha	National University of Singapore	Biochemistry & Molecular Biology	Rank 754
55	15,029	WM Wenk, Markus R.	National University of Singapore	Biochemistry & Molecular Biology	Rank 767
56	15,331	ZA Zehnder, Alexander J.B.	Nanyang Technological University	Microbiology	Rank 358
57	15,418	CZ Chen, Zhi Ning	National University of Singapore	Networking & Telecommunications	Rank 116
58	15,617	HT Ho, Tin Kam	IBM Thomas J. Watson Research Center	Artificial Intelligence & Image Processing	Rank 266
59	15,760	LX Liu, Xiaogang	National University of Singapore	Nanoscience & Nanotechnology	Rank 164
60	16,317	IC Ibáñez, Carlos F.	National University of Singapore	Neurology & Neurosurgery	Rank 1,345
61	16,667	TN Thakor, Nitish V.	National University of Singapore	Biomedical Engineering	Rank 76
62	17,200	SC Shu, Chang	National University of Singapore	Applied Mathematics	Rank 35
63	17,209	CY Chan, Yiong Huak	Yong Loo Lin School of Medicine	General & Internal Medicine	Rank 220
64	17,252	SS Snyder, Shane Allen	Nanyang Environment & Water Research Institute	Environmental Engineering	Rank 57
65	17,255	DC De Cremer, David	NUS Business School	Social Psychology	Rank 184
66	17,582	WM Wong, Ming Wah	National University of Singapore	Organic Chemistry	Rank 376
67	18,102	SS Schuster, Stephan C.	Nanyang Technological University	Microbiology	Rank 435
68	18,124	ZY Zhao, Yanli	School of Physical and Mathematical Sciences	Nanoscience & Nanotechnology	Rank 182
69	18,140	ND Niyato, Dusit	School of Computer Science and Engineering	Networking & Telecommunications	Rank 146
70	18,440	SC Sun, Chang Q.	Nanyang Technological University	Applied Physics	Rank 445
71	18,894	LF Lievens, Filip	Singapore Management University	Business & Management	Rank 144
72	18,970	YB Yeoh, Brenda S.A.	National University of Singapore	Geography	Rank 47
73	19,294	SC Shih, Choon Fong	National University of Singapore	Mechanical Engineering & Transports	Rank 110
74	19,425	LP Liu, Philip L.F.	National University of Singapore	Oceanography	Rank 19
75	19,430	LX Loh, Xian Jun	A-Star, Institute of Materials Research and Engineering	Nanoscience & Nanotechnology	Rank 194
76	20,145	TB Tang, Bor	Yong Loo Lin School of Medicine	Biochemistry & Molecular Biology	Rank 1,014
77	20,454	LH Lee, Heow Pueh	National University of Singapore	Acoustics	Rank 31
78	20,896	PS Pervaiz, Shazib	National University of Singapore	Biochemistry & Molecular Biology	Rank 1,046
79	20,963	TE Tan, Eng King	Duke-NUS Medical School Singapore	Neurology & Neurosurgery	Rank 1,681
80	21,362	TD Townsend, David	Yong Loo Lin School of Medicine	Nuclear Medicine & Medical Imaging	Rank 111
81	21,402	LB Liu, Bin	School of Chemical and Biomedical Engineering	Nanoscience & Nanotechnology	Rank 215
82	21,449	PD Price, David	Observational and Pragmatic Research Institute	Respiratory System	Rank 215
83	21,751	SD Srinivasan, Dipti	National University of Singapore	Artificial Intelligence & Image Processing	Rank 367
84	22,112	FH Fan, Hong Jin	School of Physical and Mathematical Sciences	Nanoscience & Nanotechnology	Rank 224
85	22,495	KE Kang, En Tang	National University of Singapore	Polymers	Rank 203
86	22,655	IY Ito, Yoshiaki	Cancer Science Institute of Singapore	Oncology & Carcinogenesis	Rank 1,043
87	23,007	CS Chan, Siew Hwa	School of Mechanical and Aerospace Engineering	Energy	Rank 212
88	23,252	TD Tan, Donald	Singapore National Eye Centre	Ophthalmology & Optometry	Rank 114
89	23,256	YN Yoshikai, Naohiko	School of Physical and Mathematical Sciences	Organic Chemistry	Rank 461
90	23,459	CC Chua, Chee Kai	Singapore University of Technology and Design	Industrial Engineering & Automation	Rank 162
91	24,193	AA Aberle, Armin G.	National University of Singapore	Applied Physics	Rank 590
92	24,325	PN Phan-Thien, Nhan	National University of Singapore	Polymers	Rank 225
93	24,341	NS Normark, Staffan	Nanyang Technological University	Microbiology	Rank 586
94	24,538	AS Au, Siu Kui	School of Civil and Environmental Engineering	Civil Engineering	Rank 31
95	24,655	CN Coe, Neil M.	National University of Singapore	Geography	Rank 64
96	25,104	CD Chan, David	Singapore Management University	Business & Management	Rank 223
97	25,196	Li, Jun	National University of Singapore	Polymers	Rank 234
98	25,423	PA Phan, Anh Tuân	School of Physical and Mathematical Sciences	Developmental Biology	Rank 1,074
99	25,496	MD Matchar, David B.	Duke-NUS Medical School Singapore	General & Internal Medicine	Rank 300
100	25,529	JH Junginger, Hans	National University of Singapore	Pharmacology & Pharmacy	Rank 220
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Countries with a similar count

Career-long list2021

Hong Kong1,018 scientistsin 2021

New Zealand974 scientistsin 2021

Poland957 scientistsin 2021

Russia847 scientistsin 2021

Greece829 scientistsin 2021

Turkey828 scientistsin 2021

Explore other countries

Career-long list2021

Malaysia234 scientistsin 2021

Thailand191 scientistsin 2021

Vietnam53 scientistsin 2021

Philippines26 scientistsin 2021

Japan7,362 scientistsin 2021

China6,943 scientistsin 2021

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Frequently asked questions

How many scientists from Singapore are in the 2021 Stanford Top 2% list?

1,130 scientists affiliated with Singapore are on the 2021 single-year list, and 876 are on the career-long list.

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

On the 2021 career-long list, National University of Singapore has the most listed scientists from Singapore, with 303. It is followed by Nanyang Technological University with 103.

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

On the career-long list, Singapore went from 757 scientists in 2020 to 876 in 2021, a change of +15.7%.

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.