Thailand's Top 2% Scientists 2020

Thailand has 187 scientists on the 2020 single-year Top 2% list. That places Thailand 42nd in the world by number of listed scientists. Mahidol University has the most listed scientists (27), followed by Chulalongkorn University (22).

Single Year

187

First year listed

Career Data

136

First year listed

World rank by count

#42

First year listed

Institutes

First year listed

Scientists in Thailand on the list, by year

Single-year list, change on the previous year

2021+40.6%

2022+14.1%

2023+13.7%

2024+15.0%

2025+15.8%

Show the numbers

Year	Single Year	Change	Career Data	Change
2020	187		136
2021	263	+40.6%	191	+40.4%
2022	300	+14.1%	209	+9.4%
2023	341	+13.7%	230	+10.0%
2024	392	+15.0%	250	+8.7%
2025	454	+15.8%	302	+20.8%

Top 10 institutes in Thailand

By number of listed scientists

Single-year list2020

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All 187 scientists

Single-year list2020

The first 100 are free to browse.

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Rank in Thailand	World rank	Scientist	Institute	Sub-field	Rank in sub-field
1	594	WN White, Nicholas J.	Mahidol University	Tropical Medicine	Rank 1
2	3,539	HP Hallinger, Philip	Mahidol University	Education	Rank 26
3	4,560	MC Morley, Christopher K.	Chiang Mai University	Geochemistry & Geophysics	Rank 73
4	5,578	PP Promvonge, Pongjet	King Mongkut's Institute of Technology Ladkrabang	Mechanical Engineering & Transports	Rank 54
5	6,252	WS Wongwises, Somchai	King Mongkut?s University of Technology Thonburi	Mechanical Engineering & Transports	Rank 59
6	6,928	NP Naphon, Paisarn	Srinakharinwirot University	Mechanical Engineering & Transports	Rank 67
7	7,307	ES Eiamsa-ard, S.	Mahanakorn University of Technology	Mechanical Engineering & Transports	Rank 69
8	9,651	HK Hyde, Kevin D.	Mae Fah Luang University	Mycology & Parasitology	Rank 10
9	10,282	CP Chindaprasirt, Prinya	Khon Kaen University	Building & Construction	Rank 48
10	13,644	BS Benjakul, Soottawat	Prince of Songkla University	Food Science	Rank 61
11	15,203	HS Horpibulsuk, Suksun	Suranaree University of Technology	Geological & Geomatics Engineering	Rank 126
12	21,653	DA Dondorp, Arjen	Mahidol University	Tropical Medicine	Rank 22
13	23,388	LL Lebel, Louis	Chiang Mai University	Environmental Sciences	Rank 244
14	24,368	WJ Warren, John	Chulalongkorn University	Geology	Rank 34
15	26,021	FT Flegel, Timothy W.	Mahidol University	Fisheries	Rank 53
16	29,832	SM Schultz, Marcus	Mahidol University	Emergency & Critical Care Medicine	Rank 95
17	31,199	SP Supaphol, Pitt	Chulalongkorn University	Polymers	Rank 277
18	33,940	OM Ogawa, Makoto	Vidyasirimedhi Institute of Science and Technology	Oncology & Carcinogenesis	Rank 1,192
19	35,541	MS Morand, Serge	Kasetsart University	Mycology & Parasitology	Rank 38
20	39,773	NI Ngamroo, Issarachai	King Mongkut's Institute of Technology Ladkrabang	Energy	Rank 817
21	40,871	WD Wichelns, Dennis	Stockholm Environment Institute	Environmental Engineering	Rank 230
22	43,606	RR Ritchie, Raymond J.	Prince of Songkla University	Plant Biology & Botany	Rank 581
23	43,634	MS Maensiri, S.	Suranaree University of Technology	Applied Physics	Rank 947
24	46,340	AS Adisakwattana, Sirichai	Chulalongkorn University	Food Science	Rank 279
25	46,791	DS Dhakal, Shobhakar	Asian Institute of Technology Thailand	Energy	Rank 988
26	46,964	SU Siripatrawan, Ubonrat	Chulalongkorn University	Food Science	Rank 283
27	47,715	SP Sriamornsak, Pornsak	Silpakorn University	Pharmacology & Pharmacy	Rank 265
28	48,020	SB Sripa, Banchop	Khon Kaen University	Mycology & Parasitology	Rank 52
29	49,054	DP Dung, Phan Minh	Asian Institute of Technology Thailand	Artificial Intelligence & Image Processing	Rank 1,267
30	49,252	WT Witoon, Thongthai	Kasetsart University	Energy	Rank 1,037
31	52,632	CA Chaipanich, Arnon	Chiang Mai University	Applied Physics	Rank 1,153
32	53,709	SR Sothornvit, Rungsinee	Kasetsart University, Kamphaeng Saen Campus	Food Science	Rank 325
33	53,844	DN Day, Nicholas P.J.	Mahidol University	Tropical Medicine	Rank 64
34	58,808	AP Aramwit, Pornanong	Chulalongkorn University	Pharmacology & Pharmacy	Rank 344
35	59,317	CO Chailapakul, Orawon	Chulalongkorn University	Analytical Chemistry	Rank 424
36	62,136	BS Babel, Sandhya	Sirindhorn International Institute of Technology, Thammasat University	Environmental Sciences	Rank 711
37	62,409	LV Lohsiriwat, Varut	Faculty of Medicine, Siriraj Hospital, Mahidol University	General & Internal Medicine	Rank 623
38	63,059	MJ McNeely, Jeffrey A.	Asian Development Bank and Thailand's, Department of National Parks, Wildlife and Plant Conservation	Ecology	Rank 1,286
39	63,446	PS Phanichphant, Sukon	Chiang Mai University	Materials	Rank 1,190
40	65,571	TV Thongboonkerd, Visith	Faculty of Medicine, Siriraj Hospital, Mahidol University	Biochemistry & Molecular Biology	Rank 1,272
41	65,766	BT Bourtoom, Thawien	Prince of Songkla University	Food Science	Rank 417
42	68,140	RP Rattanadecho, Phadungsak	Thammasat University	Mechanical Engineering & Transports	Rank 657
43	68,479	QD Quicke, Donald L.J.	Chulalongkorn University	Evolutionary Biology	Rank 579
44	69,027	SN Sombatsompop, Narongrit	King Mongkut?s University of Technology Thonburi	Polymers	Rank 681
45	70,970	VW Visessanguan, Wonnop	Thailand National Center for Genetic Engineering and Biotechnology	Food Science	Rank 454
46	71,015	AA Anuwong, Angkoon	Siam University	Surgery	Rank 350
47	73,502	GS Gheewala, Shabbir H.	King Mongkut?s University of Technology Thonburi	Environmental Sciences	Rank 852
48	73,969	VS von Seidlein, Lorenz	Mahidol University	Tropical Medicine	Rank 97
49	75,125	UP Ungprasert, Patompong	Faculty of Medicine, Siriraj Hospital, Mahidol University	Gastroenterology & Hepatology	Rank 798
50	75,766	BD Bergado, Dennes T.	Asian Institute of Technology Thailand	Geological & Geomatics Engineering	Rank 567
51	77,181	JC Jaturapitakkul, Chai	King Mongkut?s University of Technology Thonburi	Building & Construction	Rank 387
52	78,683	PT Phenrat, Tanapon	Naresuan University	Environmental Sciences	Rank 940
53	81,306	RB Rittichainuwat, Bongkosh	Siam University	Sport, Leisure & Tourism	Rank 257
54	83,719	PY Poovorawan, Yong	Chulalongkorn University	Virology	Rank 421
55	87,628	IM Imwong, Mallika	Mahidol University	Tropical Medicine	Rank 117
56	88,286	TP Thongbai, Prasit	Khon Kaen University	Materials	Rank 1,674
57	89,619	KJ Kaewkhao, J.	Nakhon Pathom Rajabhat University	Materials	Rank 1,709
58	90,406	MG McLean, Gary N.	Assumption University, Bangkok	Business & Management	Rank 1,671
59	91,368	BE Buffetaut, Eric	Mahasarakham University	Paleontology	Rank 364
60	91,699	PA Phuruangrat, Anukorn	Prince of Songkla University	Materials	Rank 1,764
61	92,403	TC Thianpong, C.	King Mongkut's Institute of Technology Ladkrabang	Mechanical Engineering & Transports	Rank 850
62	94,049	TT Thongtem, Titipun	Chiang Mai University	Materials	Rank 1,819
63	94,129	TA Thakkinstian, Ammarin	Faculty of Medicine, Ramathibodi Hospital, Mahidol University	General & Internal Medicine	Rank 879
64	94,464	PM Pipattanasomporn, Manisa	Chulalongkorn University	Energy	Rank 2,108
65	95,363	LN Laosiripojana, Navadol	King Mongkut?s University of Technology Thonburi	Energy	Rank 2,130
66	95,543	TA Tassanakajon, Anchalee	Chulalongkorn University	Immunology	Rank 1,959
67	95,917	VC Visvanathan, C.	Asian Institute of Technology Thailand	Environmental Sciences	Rank 1,180
68	96,337	CB Cheirsilp, Benjamas	Prince of Songkla University	Biotechnology	Rank 390
69	99,815	LP Lumbiganon, Pisake	Khon Kaen University	General & Internal Medicine	Rank 929
70	100,556	SM Sawangphruk, Montree	Vidyasirimedhi Institute of Science and Technology	Energy	Rank 2,248
71	100,913	SV Sata, Vanchai	Khon Kaen University	Building & Construction	Rank 503
72	101,188	CP Charoensukmongkol, Peerayuth	Thailand National Institute of Development Administration	Business & Management	Rank 1,841
73	101,771	GM Gleeson, Matthew Paul	King Mongkut's Institute of Technology Ladkrabang	Medicinal & Biomolecular Chemistry	Rank 351
74	103,535	NN Nakabayashi, Nobuo	Chulalongkorn University	Biomedical Engineering	Rank 565
75	103,867	LD Limmathurotsakul, Direk	Mahidol University	Microbiology	Rank 2,157
76	104,239	SS Suwanboon, Sumetha	Prince of Songkla University	Materials	Rank 2,044
77	104,412	AW Aekplakorn, W.	Faculty of Medicine, Ramathibodi Hospital, Mahidol University	General & Internal Medicine	Rank 964
78	105,375	SD Smith, Duncan R.	Mahidol University	Virology	Rank 550
79	107,085	KW Kusakunniran, Worapan	Mahidol University	Artificial Intelligence & Image Processing	Rank 2,650
80	107,088	CM Chaijan, Manat	Walailak University	Food Science	Rank 735
81	108,247	KP Kumam, Poom	King Mongkut?s University of Technology Thonburi	Applied Mathematics	Rank 319
82	108,286	AA Anal, Anil Kumar	Asian Institute of Technology Thailand	Food Science	Rank 742
83	108,948	SS Shrestha, Sangam	Asian Institute of Technology Thailand	Environmental Engineering	Rank 705
84	111,989	BF Beamish, F. W.H.	Burapha University	Fisheries	Rank 266
85	112,093	LM Laopaiboon, Malinee	Khon Kaen University	General & Internal Medicine	Rank 1,040
86	114,954	NK Nademanee, Koonlawee	Bumrungrad International Hospital	Cardiovascular System & Hematology	Rank 2,901
87	115,684	DS Devahastin, Sakamon	King Mongkut?s University of Technology Thonburi	Food Science	Rank 797
88	116,416	AS Assabumrungrat, Suttichai	Chulalongkorn University	Chemical Engineering	Rank 834
89	118,603	HA Hunt, Andrew J.	Khon Kaen University	Organic Chemistry	Rank 1,932
90	119,867	BM Babel, Mukand S.	Asian Institute of Technology Thailand	Environmental Engineering	Rank 796
91	121,817	SS Soponronnarit, S.	King Mongkut?s University of Technology Thonburi	Food Science	Rank 847
92	123,856	RG Rajchakit, G.	Maejo University	General Mathematics	Rank 649
93	125,125	WM Wanapat, Metha	Khon Kaen University	Dairy & Animal Science	Rank 306
94	125,379	NT Nagai, Takeshi	Prince of Songkla University	Food Science	Rank 880
95	126,613	PT Prodpran, Thummanoon	Prince of Songkla University	Food Science	Rank 890
96	126,622	SW Sajomsang, W.	Thailand National Nanotechnology Center	Polymers	Rank 1,321
97	128,388	SM Sanjay, M. R.	King Mongkut's University of Technology North Bangkok	Polymers	Rank 1,337
98	132,513	EP Edwards, Peter	Asian Institute of Technology Thailand	Fisheries	Rank 328
99	134,217	TS Thongtem, Somchai	Chiang Mai University	Materials	Rank 2,721
100	134,716	PT Pisitkun, Trairak	Chulalongkorn University	Urology & Nephrology	Rank 1,036
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You are seeing the first 100. 87 more are on the 2020 single-year list.

Ranks 101 to 187The 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 list2020

Mexico303 scientistsin 2020

Hungary247 scientistsin 2020

Pakistan243 scientistsin 2020

United Arab Emirates178 scientistsin 2020

Chile166 scientistsin 2020

Romania147 scientistsin 2020

Explore other countries

Single-year list2020

Singapore968 scientistsin 2020

Malaysia387 scientistsin 2020

Vietnam113 scientistsin 2020

Indonesia42 scientistsin 2020

Philippines26 scientistsin 2020

China12,955 scientistsin 2020

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Frequently asked questions

How many scientists from Thailand are in the 2020 Stanford Top 2% list?

187 scientists affiliated with Thailand are on the 2020 single-year list, and 136 are on the career-long list.

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

On the 2020 single-year list, Mahidol University has the most listed scientists from Thailand, with 27. It is followed by Chulalongkorn University with 22.

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.