Canada's Top 2% Scientists 2021

Canada has 7,479 scientists on the 2021 single-year Top 2% list, up 13.3% from 6,602 in 2020. That places Canada 5th in the world by number of listed scientists. University of Toronto has the most listed scientists (873), followed by The University of British Columbia (665).

Single Year

7,479

+877 (+13.3%) vs 2020

Career Data

8,127

+902 (+12.5%) vs 2020

World rank by count

No change vs 2020

Institutes

626

+158 (+33.8%) vs 2020

Scientists in Canada on the list, by year

The single-year count has grown 13% since 2020.

Single-year list, change on the previous year

2021+13.3%

2022+3.4%

2023+2.0%

2024+3.8%

2025+1.4%

Show the numbers

Year	Single Year	Change	Career Data	Change
2020	6,602		7,225
2021	7,479	+13.3%	8,127	+12.5%
2022	7,737	+3.4%	8,473	+4.3%
2023	7,889	+2.0%	8,815	+4.0%
2024	8,185	+3.8%	9,265	+5.1%
2025	8,303	+1.4%	9,589	+3.5%

Top 10 institutes in Canada

By number of listed scientists

Single-year list2021

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All 7,479 scientists

Single-year list2021

The first 100 are free to browse.

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Rank in Canada	World rank	Scientist	Institute	Sub-field	Rank in sub-field
1	3	BY Bengio, Yoshua	Montreal Institute for Learning Algorithms	Artificial Intelligence & Image Processing	Rank 1
2	7	Hinton, Geoffrey	University of Toronto	Artificial Intelligence & Image Processing	Rank 2
3	15	MD Moher, David	Ottawa Hospital Research Institute	General & Internal Medicine	Rank 3
4	17	BA Becke, Axel D.	Dalhousie University	Chemical Physics	Rank 2
5	35	AP Austin, Peter C.	Institute for Clinical Evaluative Sciences	Cardiovascular System & Hematology	Rank 1
6	76	GG Guyatt, Gordon	McMaster University	General & Internal Medicine	Rank 6
7	95	WD Wishart, David S.	University of Alberta	Developmental Biology	Rank 5
8	109	YS Yusuf, Salim	McMaster University	Cardiovascular System & Hematology	Rank 5
9	143	DI Dincer, Ibrahim	Ontario Tech University	Energy	Rank 3
10	220	BZ Bhutta, Zulfiqar A.	Hospital for Sick Children University of Toronto	General & Internal Medicine	Rank 10
11	253	HR Hancock, Robert E.W.	The University of British Columbia	Microbiology	Rank 3
12	282	MD Miller, Danny	HEC Montréal	Business & Management	Rank 7
13	330	LP Legendre, Pierre	University of Montreal	Ecology	Rank 7
14	362	SE Sargent, Edward H.	University of Toronto	Nanoscience & Nanotechnology	Rank 17
15	393	SF Shahidi, Fereidoon	Memorial University of Newfoundland	Food Science	Rank 2
16	420	Eysenbach, Gunther	University of Toronto	Medical Informatics	Rank 1
17	434	SP Sadorsky, Perry	Schulich School of Business	Energy	Rank 10
18	439	BE Bialystok, Ellen	York University	Experimental Psychology	Rank 7
19	440	FL Fahrig, Lenore	Carleton University	Ecology	Rank 12
20	487	DD Drucker, Daniel J.	University of Toronto	Endocrinology & Metabolism	Rank 8
21	499	RJ Rehm, Jürgen	University of Toronto	Substance Abuse	Rank 2
22	532	YY Yao, Yiyu	University of Regina	Artificial Intelligence & Image Processing	Rank 28
23	574	LG Laporte, Gilbert	HEC Montréal	Operations Research	Rank 5
24	580	DA Diamond, Adele	The University of British Columbia	Developmental & Child Psychology	Rank 10
25	618	BR Boyd, Robert W.	University of Ottawa	Optics	Rank 3
26	630	BF Berkes, Fikret	University of Manitoba	Ecology	Rank 18
27	655	GB Glick, Bernard R.	University of Waterloo	Microbiology	Rank 10
28	693	PD Pauly, Danie	The University of British Columbia	Fisheries	Rank 1
29	706	DJ Dahn, Jeff	Dalhousie University	Energy	Rank 18
30	722	BR Bader, Richard F.W.	McMaster University	Chemical Physics	Rank 16
31	744	WG Wright, Gerard D.	Michael G. DeGroote Institute for Infectious Disease Research	Microbiology	Rank 12
32	746	RK Rockwood, Kenneth	Dalhousie University	Geriatrics	Rank 1
33	792	OT Oke, Timothy R.	The University of British Columbia	Meteorology & Atmospheric Sciences	Rank 6
34	822	SD Streiner, David L.	McMaster University	Psychiatry	Rank 18
35	881	SH Schünemann, Holger J.	McMaster University	General & Internal Medicine	Rank 18
36	930	RM Rosen, Marc A.	Ontario Tech University	Energy	Rank 24
37	941	KC Kremen, Claire	The University of British Columbia	Ecology	Rank 28
38	944	PJ Peck, Jamie	The University of British Columbia	Geography	Rank 4
39	974	DJ Després, Jean Pierre	Université Laval, Faculté de médecine	Endocrinology & Metabolism	Rank 19
40	1,017	WZ Wang, Zhou	University of Waterloo	Artificial Intelligence & Image Processing	Rank 51
41	1,048	LC Li, Chao Jun	Université McGill	Organic Chemistry	Rank 12
42	1,102	NG Norman, Geoff	McMaster University	Medical Informatics	Rank 2
43	1,109	JI Janssen, Ian	Queen’s University	Public Health	Rank 13
44	1,112	GD Gladman, Dafna D.	Toronto Western Hospital University of Toronto	Arthritis & Rheumatology	Rank 6
45	1,152	BJ Berry, John W.	Queen’s University	Social Psychology	Rank 42
46	1,293	SD Stephan, Douglas W.	University of Toronto	Organic Chemistry	Rank 20
47	1,327	HB Hinz, Boris	University of Toronto	Developmental Biology	Rank 56
48	1,332	LJ Liu, Juewen	Waterloo Institute for Nanotechnology	Analytical Chemistry	Rank 5
49	1,397	MM Meaney, Michael J.	Université McGill	Neurology & Neurosurgery	Rank 88
50	1,421	NS Nattel, Stanley	Institut de Cardiologie de Montreal	Cardiovascular System & Hematology	Rank 37
51	1,464	VR Vallerand, Robert J.	Université du Québec à Montréal	Social Psychology	Rank 55
52	1,471	WD Winter, David	University of Waterloo	Biomedical Engineering	Rank 7
53	1,487	SS Suissa, Samy	Lady Davis Institute for Medical Research	Respiratory System	Rank 6
54	1,619	RC Rochman, Chelsea M.	University of Toronto	Environmental Sciences	Rank 15
55	1,665	VG Vidal, Guifré	Perimeter Institute for Theoretical Physics	General Physics	Rank 11
56	1,666	BR Belk, Russell W.	Schulich School of Business	Marketing	Rank 9
57	1,694	PS Phillips, Stuart M.	McMaster University, Faculty of Science	Sport Sciences	Rank 3
58	1,705	Berardi, Umberto	Ryerson University	Building & Construction	Rank 9
59	1,738	BP Bansal, Pratima	The University of Western Ontario	Business & Management	Rank 41
60	1,747	KG Kaplan, Gilaad G.	University of Calgary	Gastroenterology & Hepatology	Rank 21
61	1,770	SH Srivastava, Hari Mohan	University of Victoria	General Mathematics	Rank 5
62	1,780	TM Tremblay, Mark S.	Children's Hospital of Eastern Ontario, Ottawa	Public Health	Rank 17
63	1,864	UM Ungar, Michael	Dalhousie University	Social Work	Rank 1
64	1,878	HM Howlett, Michael	Simon Fraser University	Political Science & Public Administration	Rank 7
65	1,903	EA Evans, Alan C.	Institut-Hôpital Neurologique de Montréal	Neurology & Neurosurgery	Rank 123
66	1,915	IM Isman, Murray B.	The University of British Columbia	Entomology	Rank 3
67	1,970	KE Klonsky, E. David	The University of British Columbia	Psychiatry	Rank 52
68	1,986	CP Corkum, P. B.	University of Ottawa	General Physics	Rank 13
69	1,999	ZG Zou, Guangyong Y.	The University of Western Ontario	Gastroenterology & Hepatology	Rank 25
70	2,014	BV Baracos, V. E.	University of Alberta	Oncology & Carcinogenesis	Rank 64
71	2,040	SD Schluter, Dolph	The University of British Columbia	Evolutionary Biology	Rank 24
72	2,056	NS Narod, Steven	University of Toronto	Oncology & Carcinogenesis	Rank 66
73	2,067	WR Wang, Rui	York University	Biochemistry & Molecular Biology	Rank 49
74	2,068	MK Meyer, Klaus E.	Ivey Business School	Business & Management	Rank 45
75	2,073	PD Paulhus, Delroy L.	The University of British Columbia	Social Psychology	Rank 69
76	2,082	HP Hebert, Paul D.N.	University of Guelph	Evolutionary Biology	Rank 25
77	2,092	PT Paus, Tomas	University of Toronto	Neurology & Neurosurgery	Rank 129
78	2,110	TP Tugwell, Peter	L'Hôpital d'Ottawa	General & Internal Medicine	Rank 39
79	2,113	SD Schindler, David	University of Alberta	Marine Biology & Hydrobiology	Rank 7
80	2,142	NH Nesbitt, H. W.	The University of Western Ontario	Geochemistry & Geophysics	Rank 28
81	2,192	BB Bolker, Benjamin M.	McMaster University	Ecology	Rank 77
82	2,197	ZB Zinman, Bernard	University of Toronto	Endocrinology & Metabolism	Rank 34
83	2,206	MC Morin, Charles M.	Université Laval	Neurology & Neurosurgery	Rank 134
84	2,219	AM Amabili, Marco	Université McGill	Mechanical Engineering & Transports	Rank 26
85	2,266	CS Connolly, Stuart J.	McMaster University	Cardiovascular System & Hematology	Rank 69
86	2,284	Reid, Gregor	The University of Western Ontario	Microbiology	Rank 42
87	2,307	KC Kearon, Clive	McMaster University	Cardiovascular System & Hematology	Rank 70
88	2,330	LA Langley, Ann	HEC Montréal	Business & Management	Rank 52
89	2,370	SK Stanovich, Keith E.	University of Toronto	Experimental Psychology	Rank 41
90	2,383	BM Brauer, Michael	The University of British Columbia	Toxicology	Rank 10
91	2,411	LA Lang, Anthony E.	University Health Network University of Toronto	Neurology & Neurosurgery	Rank 146
92	2,420	CW Chan, Warren C.W.	University of Toronto	Nanoscience & Nanotechnology	Rank 77
93	2,453	SA Saks, Alan M.	University of Toronto	Business & Management	Rank 55
94	2,489	PM Pollak, Michael	School of Medicine	Oncology & Carcinogenesis	Rank 82
95	2,495	BC Bernstein, Charles N.	University of Manitoba	Gastroenterology & Hepatology	Rank 35
96	2,521	DC Dennis, Cindy Lee	University of Toronto	Psychiatry	Rank 65
97	2,572	PS Patten, Scott	Cumming School of Medicine	Psychiatry	Rank 69
98	2,616	MA Miall, Andrew D.	University of Toronto	Geology	Rank 2
99	2,617	FJ Famiglietti, James S.	Global Institute for Water Security	Meteorology & Atmospheric Sciences	Rank 38
100	2,623	BN Bontis, Nick	DeGroote School of Business	Business & Management	Rank 60
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Countries with a similar count

Single-year list2021

China16,611 scientistsin 2021

United Kingdom15,844 scientistsin 2021

Germany9,436 scientistsin 2021

Australia7,138 scientistsin 2021

Italy6,126 scientistsin 2021

Japan5,416 scientistsin 2021

Explore other countries

Single-year list2021

United States66,247 scientistsin 2021

Brazil1,132 scientistsin 2021

Mexico364 scientistsin 2021

Chile222 scientistsin 2021

Argentina178 scientistsin 2021

Colombia74 scientistsin 2021

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Frequently asked questions

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

7,479 scientists affiliated with Canada are on the 2021 single-year list, and 8,127 are on the career-long list.

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

On the 2021 single-year list, University of Toronto has the most listed scientists from Canada, with 873. It is followed by The University of British Columbia with 665.

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

On the single-year list, Canada went from 6,602 scientists in 2020 to 7,479 in 2021, a change of +13.3%.

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.