Thailand's Top 2% Scientists 2024

Thailand has 392 scientists on the 2024 single-year Top 2% list, up 15.0% from 341 in 2023. That places Thailand 41st in the world by number of listed scientists, up 1 place. Chulalongkorn University has the most listed scientists (47), followed by Mahidol University (47).

Single Year

392

+51 (+15.0%) vs 2023

Career Data

250

+20 (+8.7%) vs 2023

World rank by count

#41

up 1 place vs 2023

Institutes

-14 (-17.7%) vs 2023

Scientists in Thailand on the list, by year

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

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 list2024

Show the list

All 392 scientists

Single-year list2024

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	925	MM Maes, Michael	Faculty of Medicine, Chulalongkorn University	Psychiatry	Rank 24
2	958	HP Hallinger, Philip	Mahidol University	Education	Rank 12
3	1,282	WN White, Nicholas J.	Mahidol University	Tropical Medicine	Rank 2
4	1,606	HK Hyde, Kevin D.	Mae Fah Luang University	Mycology & Parasitology	Rank 2
5	5,113	JK Jermsittiparsert, Kittisak	Chulalongkorn University	Business & Management	Rank 152
6	5,844	SS Siengchin, Suchart	King Mongkut's University of Technology North Bangkok	Polymers	Rank 32
7	6,077	CP Chindaprasirt, Prinya	Khon Kaen University	Building & Construction	Rank 41
8	8,134	PP Promvonge, Pongjet	King Mongkut's Institute of Technology Ladkrabang	Mechanical Engineering & Transports	Rank 82
9	8,787	WS Wongwises, Somchai	King Mongkut's University of Technology Thonburi	Mechanical Engineering & Transports	Rank 90
10	10,131	BS Benjakul, Soottawat	Prince of Songkla University	Food Science	Rank 68
11	10,606	SM Sanjay, M. R.	King Mongkut's University of Technology North Bangkok	Polymers	Rank 61
12	10,826	CP Charoensukmongkol, Peerayuth	National Institute of Development Administration	Business & Management	Rank 330
13	13,771	NP Naphon, Paisarn	Srinakharinwirot University	Mechanical Engineering & Transports	Rank 139
14	16,091	HS Horpibulsuk, Suksun	Suranaree University of Technology	Geological & Geomatics Engineering	Rank 154
15	20,219	ES Eiamsa-ard, Smith	Mahanakorn University of Technology	Mechanical Engineering & Transports	Rank 191
16	20,251	AA Anal, Anil Kumar	Asian Institute of Technology Thailand	Food Science	Rank 168
17	21,252	WJ Warren, John	Chulalongkorn University	Geology	Rank 25
18	22,373	MS Morand, Serge	Kasetsart University	Mycology & Parasitology	Rank 24
19	23,737	KP Kumam, Poom	King Mongkut's University of Technology Thonburi	Applied Mathematics	Rank 75
20	24,594	VD Van Doan, Hien	Chiang Mai University	Fisheries	Rank 30
21	25,101	GS Gheewala, Shabbir H.	Ministry of Higher Education, Science, Research and Innovation	Environmental Sciences	Rank 481
22	25,777	DS Dhakal, Shobhakar	Asian Institute of Technology Thailand	Energy	Rank 650
23	26,061	FT Flegel, Tim	Thailand National Science and Technology Development Agency	Fisheries	Rank 34
24	26,172	WT Witoon, Thongthai	Kasetsart University	Physical Chemistry	Rank 111
25	26,868	ER El-Nabulsi, Rami Ahmad	Chiang Mai University	General Physics	Rank 173
26	28,288	Makul, Natt	Phranakhon Rajabhat University	Building & Construction	Rank 193
27	28,696	SR Sothornvit, Rungsinee	Kasetsart University, Kamphaeng Saen Campus	Food Science	Rank 246
28	30,599	SS Shrestha, Sangam	Asian Institute of Technology Thailand	Environmental Engineering	Rank 157
29	32,894	LV Lohsiriwat, Varut	Mahidol University	Surgery	Rank 111
30	33,350	PP Patterson, Paul G.	Chiang Mai University	Marketing	Rank 206
31	33,683	TV Taecharungroj, Viriya	Mahidol University	Urban & Regional Planning	Rank 109
32	36,161	AS Adisakwattana, Sirichai	Chulalongkorn University	Food Science	Rank 328
33	37,813	TV Thongboonkerd, Visith	Faculty of Medicine Siriraj Hospital, Mahidol University	Biochemistry & Molecular Biology	Rank 673
34	38,167	Thounthong, Phatiphat	King Mongkut's University of Technology North Bangkok	Electrical & Electronic Engineering	Rank 128
35	39,627	AP Aramwit, Pornanong	Chulalongkorn University	Pharmacology & Pharmacy	Rank 198
36	39,828	Rajchakit, Grienggrai	Maejo University	Applied Mathematics	Rank 117
37	42,018	SP Sukontasukkul, Piti	King Mongkut's University of Technology North Bangkok	Building & Construction	Rank 306
38	45,687	SU Siripatrawan, Ubonrat	Chulalongkorn University	Food Science	Rank 439
39	45,883	RR Ritchie, Raymond J.	Prince of Songkla University	Plant Biology & Botany	Rank 705
40	46,338	BS Boon-itt, Sakun	Thammasat University	Business & Management	Rank 1,145
41	48,385	QJ Qin, Jiaqian	Chulalongkorn University	Materials	Rank 916
42	48,712	LL Lebel, L.	Chiang Mai University	Environmental Sciences	Rank 940
43	48,785	TS Tanpichai, Supachok	King Mongkut's University of Technology Thonburi	Polymers	Rank 427
44	48,998	ZA Ziegler, Alan D.	Maejo University	Environmental Engineering	Rank 254
45	49,229	CN Chattipakorn, Nipon	Chiang Mai University	Cardiovascular System & Hematology	Rank 1,363
46	50,004	PS Pengpid, Supa	Mahidol University	Public Health	Rank 500
47	50,544	SP Sriamornsak, Pornsak	Silpakorn University	Pharmacology & Pharmacy	Rank 264
48	50,874	LS Likitlersuang, Suched	Chulalongkorn University	Geological & Geomatics Engineering	Rank 497
49	54,254	SP Supaphol, Pitt	Chulalongkorn University	Polymers	Rank 486
50	55,855	PS Phanichphant, Sukon	Chiang Mai University	Materials	Rank 1,080
51	56,019	HN Harnkarnsujarit, Nathdanai	Kasetsart University	Food Science	Rank 549
52	57,667	DP Dung, Phan Minh	Asian Institute of Technology Thailand	Artificial Intelligence & Image Processing	Rank 2,231
53	58,064	NF Nosten, Francois	Shoklo Malaria Research Unit	Tropical Medicine	Rank 55
54	58,129	BS Babel, Sandhya	Sirindhorn International Institute of Technology, Thammasat University	Environmental Sciences	Rank 1,114
55	61,756	AA Anuwong, Angkoon	Police General Hospital	Surgery	Rank 261
56	61,927	DS Devahastin, Sakamon	King Mongkut's University of Technology Thonburi	Food Science	Rank 613
57	64,243	HK Hantanasirisakul, Kanit	Vidyasirimedhi Institute of Science and Technology	Nanoscience & Nanotechnology	Rank 2,274
58	64,425	BR Bhidayasiri, Roongroj	King Chulalongkorn Memorial Hospital	Neurology & Neurosurgery	Rank 3,003
59	64,867	CA Chaipanich, Arnon	Chiang Mai University	Applied Physics	Rank 1,206
60	65,459	WM Wanapat, Metha	Khon Kaen University	Dairy & Animal Science	Rank 144
61	66,129	SV Sata, Vanchai	Khon Kaen University	Building & Construction	Rank 511
62	70,308	CO Chailapakul, Orawon	Chulalongkorn University	Analytical Chemistry	Rank 424
63	70,532	JC Jaturapitakkul, Chai	King Mongkut's University of Technology Thonburi	Building & Construction	Rank 547
64	71,263	Ting, Hiram	Krirk University	Business & Management	Rank 1,602
65	73,210	RH Reinders, Hayo	King Mongkut's University of Technology Thonburi	Languages & Linguistics	Rank 333
66	74,072	OM Ogawa, Makoto	Vidyasirimedhi Institute of Science and Technology	Chemical Physics	Rank 949
67	74,163	TV Tangcharoensathien, Viroj	Thailand Ministry of Public Health	General & Internal Medicine	Rank 961
68	74,453	VC Visvanathan, Chettiyappan	Mahidol University	Environmental Sciences	Rank 1,480
69	75,431	PA Phuruangrat, A.	Prince of Songkla University	Materials	Rank 1,523
70	76,413	PY Poovorawan, Yong	Chulalongkorn University	Virology	Rank 334
71	78,767	DW Dejnirattisai, Wanwisa	Mahidol University	Immunology	Rank 1,580
72	80,162	CS Chattipakorn, Siriporn C.	Chiang Mai University	Biochemistry & Molecular Biology	Rank 1,418
73	80,695	NI Ngamroo, Issarachai	King Mongkut's Institute of Technology Ladkrabang	Energy	Rank 2,200
74	81,156	MG Moschis, George P.	Mahidol University	Marketing	Rank 478
75	83,335	SB Sripa, Banchob	Khon Kaen University	Mycology & Parasitology	Rank 103
76	83,754	MS Maensiri, Santi	Suranaree University of Technology	Applied Physics	Rank 1,581
77	84,842	BD Bergado, Dennes T.	Asian Institute of Technology Thailand	Geological & Geomatics Engineering	Rank 795
78	86,076	VW Viriyasitavat, Wattana	Chulalongkorn University	Artificial Intelligence & Image Processing	Rank 3,256
79	87,713	Sangkham, Sarawut	University of Phayao	Environmental Sciences	Rank 1,805
80	89,467	KS Keawsawasvong, Suraparb	Thammasat University	Geological & Geomatics Engineering	Rank 839
81	89,505	PD Pal, Debajyoti	King Mongkut's University of Technology Thonburi	Networking & Telecommunications	Rank 965
82	89,544	LP Lumbiganon, Pisake	Khon Kaen University	General & Internal Medicine	Rank 1,143
83	89,736	Kantabutra, Sooksan	Mahidol University	Business & Management	Rank 1,963
84	90,748	RB Rittichainuwat, Bongkosh	Siam University	Sport, Leisure & Tourism	Rank 390
85	90,808	SA Sumalee, Agachai	Chulalongkorn University	Logistics & Transportation	Rank 317
86	90,947	VW Visessanguan, Wonnop	Thailand National Center for Genetic Engineering and Biotechnology	Food Science	Rank 972
87	91,134	SB Sivamaruthi, Bhagavathi Sundaram	Chiang Mai University	Pharmacology & Pharmacy	Rank 549
88	91,307	CC Chaiyasut, Chaiyavat	Chiang Mai University	Pharmacology & Pharmacy	Rank 552
89	91,831	MS Mekruksavanich, Sakorn	University of Phayao	Artificial Intelligence & Image Processing	Rank 3,480
90	93,281	SN Sombatsompop, Narongrit	King Mongkut's University of Technology Thonburi	Polymers	Rank 878
91	93,344	AV Ayyappan, Vinod	King Mongkut's University of Technology North Bangkok	Polymers	Rank 880
92	93,573	HJ Harris, Jody	World Vegetable Center	Plant Biology & Botany	Rank 1,567
93	93,813	CM Chaijan, Manat	Walailak University	Food Science	Rank 1,022
94	94,077	VS von Seidlein, Lorenz	Mahidol University	Tropical Medicine	Rank 101
95	95,361	PT Phenrat, Tanapon	Naresuan University	Environmental Sciences	Rank 1,949
96	95,404	TA Thakkinstian, Ammarin	Mahidol University	General & Internal Medicine	Rank 1,222
97	95,984	LD Limmathurotsakul, Direk	Mahidol University	Microbiology	Rank 1,969
98	97,613	RP Rachtanapun, Pornchai	Chiang Mai University	Polymers	Rank 929
99	97,755	RV Raghunathan, Vijay	King Mongkut's University of Technology North Bangkok	Polymers	Rank 931
100	98,159	Pramanik, Malay	Asian Institute of Technology Thailand	Ecology	Rank 1,774
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You are seeing the first 100. 292 more are on the 2024 single-year list.

Ranks 101 to 392The 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 list2024

Malaysia769 scientistsin 2024

United Arab Emirates530 scientistsin 2024

Czech Republic500 scientistsin 2024

Mexico379 scientistsin 2024

Hungary301 scientistsin 2024

Romania257 scientistsin 2024

Explore other countries

Single-year list2024

Singapore1,259 scientistsin 2024

Vietnam201 scientistsin 2024

Indonesia150 scientistsin 2024

Philippines58 scientistsin 2024

Brunei29 scientistsin 2024

China27,166 scientistsin 2024

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Frequently asked questions

How many scientists from Thailand are in the 2024 Stanford Top 2% list?

392 scientists affiliated with Thailand are on the 2024 single-year list, and 250 are on the career-long list.

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

On the 2024 single-year list, Chulalongkorn University has the most listed scientists from Thailand, with 47. It is followed by Mahidol University with 47.

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

On the single-year list, Thailand went from 187 scientists in 2020 to 392 in 2024, a change of +109.6%.

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.