20th-century Canadian scientists

Canadian-American scientist inventor of telephone (1847–1922)

Canadian medical scientist and doctor (1891-1941)

Canadian physicist

Hungarian-Canadian chemist

Canadian economist

American economist (born 1943)

Danish programmer and creator of PHP

Canadian artillery engineer, entrepreneur (1928–1990)

Canadian scientist

Canadian physician and medical researcher (1908–1995)

Canadian biophysicist (1931–2025)

Canadian high jumper and scientist

Czech-Canadian physician and sexologist (1914–1996)

botanist (1881-1965)

Canadian roboticist

Sir Lankan engineer

molecular biologist (1920-2021)

anthropologist

Canadian-American theoretical physicist

American/Canadian limnologist

American biologist (1912-1997)

Canadian physicist (1928–2014)

Canadian geographer

Iranian scientist

Canadian computer scientist