Medical doctors from Illinois

American physician, activist, diplomat and author

American astronaut

U.S. mammalogist, bacteriologist, and pathologist (1875–1942)

U.S. congressman

American botanist (1922–2019)

American endocrinologist (1892-1970)

American physician and serial killer

American oncologist (1950–2005)

American alternative medicine proponent and purveyor of anti-vaccination misinformation

American physician (born 1955)

American physician and medical/public health administrator

American politician (1799–1881)

American physician (1871–1952)

American physician (1861-1954)

American physician (1841–1909)

American politician (1870-1937)

American physician, surgeon, medical educator (1870–1949)

American physician, writer and civil rights activist

American physician

American physician surgeon and feminist (1834-1891)

American lepidopterist and surgeon (1860 – 1930)