Canada's Top 2% Scientists 2025: Career-Long List

Canada has 9,589 scientists on the 2025 career-long Top 2% list, up 3.5% from 9,265 in 2024. That places Canada 5th in the world by number of listed scientists. University of Toronto has the most listed scientists (757), followed by The University of British Columbia (710).

Single Year

8,303

+118 (+1.4%) vs 2024

Career Data

9,589

+324 (+3.5%) vs 2024

World rank by count

No change vs 2024

Institutes

945

+294 (+45.2%) vs 2024

Scientists in Canada on the list, by year

The career-long count has grown 33% since 2020.

Career-long list, change on the previous year

2021+12.5%

2022+4.3%

2023+4.0%

2024+5.1%

2025+3.5%

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

Career-long list2025

Show the list

1University of Toronto757
2The University of British Columbia710
3University of Alberta438
4Université McGill369
5Western University292
6University of Waterloo290
7University of Calgary255
8University of Toronto Faculty of Medicine250
9McMaster University232
10Queen’s University208

All 9,589 scientists

Career-long list2025

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	19	YS Yusuf, Salim	Population Health Research Institute, Ontario	Cardiovascular System & Hematology	Rank 3
2	25	BA Becke, Axel D.	Dalhousie University	Chemical Physics	Rank 2
3	36	BY Bengio, Yoshua	Montreal Institute for Learning Algorithms	Artificial Intelligence & Image Processing	Rank 2
4	39	Hinton, Geoffrey	University of Toronto	Artificial Intelligence & Image Processing	Rank 3
5	44	GG Guyatt, Gordon	McMaster University	General & Internal Medicine	Rank 3
6	61	MD Moher, David	Ottawa Hospital Research Institute	General & Internal Medicine	Rank 4
7	110	AP Austin, Peter C.	Institute for Clinical Evaluative Sciences	Cardiovascular System & Hematology	Rank 10
8	227	HR Hancock, Robert E.W.	The University of British Columbia	Microbiology	Rank 2
9	251	BM Blaser, Martin J.	Canadian Institute for Advanced Research	Microbiology	Rank 3
10	257	DI Dincer, Ibrahim	Ontario Tech University	Energy	Rank 4
11	270	WD Wishart, David S.	University of Alberta	Developmental Biology	Rank 19
12	320	DD Drucker, Daniel J.	Lunenfeld-Tanenbaum Research Institute	Endocrinology & Metabolism	Rank 12
13	452	DJ Després, Jean Piérre	Institut Universitaire de Cardiologie et de pneumologie de Québec - Université Laval	Endocrinology & Metabolism	Rank 20
14	464	LC Li, Chaojun Junx	Université McGill	Organic Chemistry	Rank 10
15	497	BZ Bhutta, Zulfiqar A.	The Hospital for Sick Children	General & Internal Medicine	Rank 13
16	511	SF Shahidi, Fereidoon	Memorial University of Newfoundland	Food Science	Rank 2
17	538	DM Di Marzo, Vincenzo	Institut Universitaire de Cardiologie et de pneumologie de Québec - Université Laval	Neurology & Neurosurgery	Rank 51
18	567	PW Pedrycz, Witold	University of Alberta	Artificial Intelligence & Image Processing	Rank 18
19	656	LA Lang, Anthony E.	Toronto Western Hospital	Neurology & Neurosurgery	Rank 62
20	660	DJ Dahn, Jeff R.	Dalhousie University	Energy	Rank 10
21	692	PT Pawson, Tony J.	University of Toronto Faculty of Medicine	Developmental Biology	Rank 41
22	721	BR Bader, Richard Frederick William	McMaster University, Faculty of Science	Chemical Physics	Rank 21
23	731	RK Rockwood, Kenneth J.	Dalhousie University, Faculty of Medicine	Geriatrics	Rank 1
24	803	GD Gladman, Dafna D.	University Health Network	Arthritis & Rheumatology	Rank 6
25	806	MD Miller, Danny	HEC Montréal	Business & Management	Rank 10
26	812	LP Legendre, Pierre	University of Montreal	Ecology	Rank 20
27	815	TR Touyz, Rhian M.	L'Institut de Recherche du Centre Universitaire de Santé McGill	Cardiovascular System & Hematology	Rank 45
28	834	FL Fahrig, Lenore	Carleton University	Ecology	Rank 21
29	861	MR Melzack, Ronald	Université McGill	Neurology & Neurosurgery	Rank 87
30	875	NG Norman, Geoffrey R.	McMaster University	General & Internal Medicine	Rank 21
31	881	NS Nattel, Stanley	Université de Montréal, Faculté de Médecine	Cardiovascular System & Hematology	Rank 49
32	901	SM Stériade, Mircea	Université Laval, Faculté de médecine	Neurology & Neurosurgery	Rank 90
33	912	GB Glick, Bernard R.	University of Waterloo	Microbiology	Rank 15
34	916	CD Cook, Deborah J.	McMaster University	Emergency & Critical Care Medicine	Rank 7
35	930	TP Tugwell, Peter S.L.	Université d'Ottawa, Faculté de Médecine	Arthritis & Rheumatology	Rank 7
36	964	YY Yao, Yiyu	University of Regina	Artificial Intelligence & Image Processing	Rank 29
37	990	RJ Rehm, Jurgen T.	University of Toronto	Substance Abuse	Rank 3
38	991	HA Hayes, Andrew F.	University of Calgary	Communication & Media Studies	Rank 1
39	998	SN Sonenberg, Nahum	Rosalind and Morris Goodman Cancer Research Centre	Developmental Biology	Rank 61
40	1,003	PD Pauly, Daniel	The University of British Columbia	Fisheries	Rank 1
41	1,007	HJ Hirsh, Jack	McMaster University Medical Centre	Cardiovascular System & Hematology	Rank 55
42	1,018	SE Schiffrin, Ernesto L.	Université McGill	Cardiovascular System & Hematology	Rank 56
43	1,021	CP Corkum, Paul B.	National Research Council Canada	Optics	Rank 6
44	1,055	DR Doll, Richard S.	British Columbia Cancer Agency	General & Internal Medicine	Rank 25
45	1,072	KM Kramer, Michael S.	Centre Universitaire de Santé McGill	Obstetrics & Reproductive Medicine	Rank 5
46	1,134	SD Streiner, David L.	University of Toronto	Psychiatry	Rank 36
47	1,156	NS Narod, Steven Alexander	University of Toronto	Oncology & Carcinogenesis	Rank 47
48	1,184	SD Stephan, Douglas W.	University of Toronto	Organic Chemistry	Rank 35
49	1,188	KR Kerbel, Robert S.	University of Toronto Faculty of Medicine	Oncology & Carcinogenesis	Rank 50
50	1,207	SD Sackett, David L.	Kilgore S. Trout Research and Education Centre	General & Internal Medicine	Rank 28
51	1,209	PJ Peck, Jamie A.	The University of British Columbia	Geography	Rank 1
52	1,297	OG Ozin, Geoffrey A.	University of Toronto	Nanoscience & Nanotechnology	Rank 40
53	1,320	WJ Wallace, John Lawrence	University of Calgary	Gastroenterology & Hepatology	Rank 19
54	1,321	EA Evans, Alan C.	Institut-Hôpital Neurologique de Montréal	Neurology & Neurosurgery	Rank 125
55	1,354	SS Suissa, Samy	Université McGill	Respiratory System	Rank 9
56	1,370	CS Connolly, Stuart J.	Population Health Research Institute, Ontario	Cardiovascular System & Hematology	Rank 73
57	1,374	WT Warkentin, Theodore E.	Hamilton Regional Laboratory Medicine Program	Cardiovascular System & Hematology	Rank 74
58	1,381	BE Bialystok, Ellen	York University	Experimental Psychology	Rank 23
59	1,390	SA Slutsky, Arthur S.	University of Toronto Faculty of Medicine	Respiratory System	Rank 10
60	1,410	WJ Weitz, Jeffrey I.	McMaster University Medical Centre	Cardiovascular System & Hematology	Rank 77
61	1,429	ZT Ziegler, Tom	University of Calgary	Chemical Physics	Rank 40
62	1,432	SD Schluter, Dolph	The University of British Columbia	Evolutionary Biology	Rank 20
63	1,466	KL Kay, Lewis E.	University of Toronto	Biophysics	Rank 2
64	1,494	PT Paus, Tomáš	University of Montreal	Neurology & Neurosurgery	Rank 140
65	1,510	PM Pollak, Michael N.	Université McGill	Oncology & Carcinogenesis	Rank 61
66	1,525	HR Haynes, Robert Brian	McMaster University	General & Internal Medicine	Rank 33
67	1,540	RJ Rossant, Janet	The Hospital for Sick Children	Developmental Biology	Rank 93
68	1,542	KP Kubes, Paul	Snyder Institute for Chronic Diseases	Immunology	Rank 56
69	1,553	ZR Zatorre, Robert J.	Institut-Hôpital Neurologique de Montréal	Neurology & Neurosurgery	Rank 148
70	1,560	HP Hebert, Paul D.N.	University of Guelph	Evolutionary Biology	Rank 23
71	1,622	GH Gerstein, Hertzel C.	Population Health Research Institute, Ontario	Endocrinology & Metabolism	Rank 45
72	1,645	HS Haykin, Simon S.	McMaster University	Networking & Telecommunications	Rank 11
73	1,674	ET Endel Tulving, Endel	University of Toronto	Experimental Psychology	Rank 29
74	1,724	BF Berkes, Fikret	University of Manitoba	Ecology	Rank 36
75	1,728	RM Rosen, Marc A.	Ontario Tech University	Energy	Rank 21
76	1,734	Eysenbach, Gunther	JMIR Publications	Medical Informatics	Rank 2
77	1,749	JI Janssen, Ian A.N.	Queen’s University	Public Health	Rank 14
78	1,759	RL Rieseberg, Loren H.	The University of British Columbia	Evolutionary Biology	Rank 27
79	1,778	DA Diamond, Adele	University of British Columbia, Faculty of Medicine	Developmental & Child Psychology	Rank 21
80	1,833	PM Petrides, Michael L.	Institut-Hôpital Neurologique de Montréal	Neurology & Neurosurgery	Rank 176
81	1,835	PW Peltier, William Richard	University of Toronto	Meteorology & Atmospheric Sciences	Rank 13
82	1,868	MJ Marshall, John C.	University of Toronto Faculty of Medicine	Emergency & Critical Care Medicine	Rank 9
83	1,890	AI Affleck, Ian K.	The University of British Columbia	Applied Physics	Rank 67
84	1,924	CR Cooper, Robert G.	McMaster University	Business & Management	Rank 14
85	1,925	DE Diamandis, Eleftherios P.	Lunenfeld-Tanenbaum Research Institute	General Clinical Medicine	Rank 1
86	1,930	BJ Berry, John W.	Queen’s University	Social Psychology	Rank 34
87	2,005	TI Tannock, Ian F.	Princess Margaret Cancer Centre	Oncology & Carcinogenesis	Rank 79
88	2,061	OA Owen, Adrian Mark	Western University	Neurology & Neurosurgery	Rank 194
89	2,099	SD Schindler, David W.	University of Alberta	Marine Biology & Hydrobiology	Rank 5
90	2,130	SF Simons, F. E.R.	University of Manitoba	Allergy	Rank 6
91	2,207	JS John, Sajeev	University of Toronto	Applied Physics	Rank 78
92	2,229	WD Winter, David A.	University of Waterloo	Biomedical Engineering	Rank 9
93	2,262	HJ Hanley, James Anthony H.	School of Medicine	Epidemiology	Rank 13
94	2,274	MJ Morse, Janice M.Rn Ph D(Nurs)	University of Alberta	Nursing	Rank 2
95	2,294	PJ Pawliszyn, Janusz B.	University of Waterloo	Analytical Chemistry	Rank 8
96	2,316	WG Wright, Gerard D.	McMaster University	Microbiology	Rank 39
97	2,339	GM Gent, Michael	McMaster University	Cardiovascular System & Hematology	Rank 112
98	2,419	BC Bernstein, Charles N.	University of Manitoba	Gastroenterology & Hepatology	Rank 43
99	2,485	SK Stanovich, Keith E.	University of Toronto	Experimental Psychology	Rank 41
100	2,498	HK Hobson, Keith A.	Western University	Ecology	Rank 54
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Countries with a similar count

Career-long list2025

United Kingdom20,571 scientists

China12,375 scientists

Germany12,166 scientists

Japan8,730 scientists

Australia8,025 scientists

France7,284 scientists

Explore other countries

Career-long list2025

United States87,861 scientists

Brazil1,195 scientists

Mexico420 scientists

Argentina263 scientists

Chile230 scientists

Colombia78 scientists

All countries on the world map

Frequently asked questions

How many scientists from Canada are in the 2025 Stanford Top 2% list?

8,303 scientists affiliated with Canada are on the 2025 single-year list, and 9,589 are on the career-long list.

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

On the 2025 career-long list, University of Toronto has the most listed scientists from Canada, with 757. It is followed by The University of British Columbia with 710.

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

On the career-long list, Canada went from 7,225 scientists in 2020 to 9,589 in 2025, a change of +32.7%.

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.