Authors born in 1818
- Adolf Anderssen Chess Player, 1818
- Alfred Smee Surgeon, 1818
- Amelia Bloomer Writer, 1818
- Arthur Cleveland Coxe Bishop, 1818
- August Wilhelm von Hofmann Chemist, 1818
- Benjamin Butler Politician, 1818
- Benjamin F. Johnson Saint, 1818
- Cecil Frances Alexander Poet, 1818
- Charles Gounod Composer, 1818
- Eliza Cook Poet, 1818
- Elizabeth Blair Lee Activist, 1818
- Elizabeth Keckley Author, 1818
- Elizabeth Prentiss Author, 1818
- Elizabeth Van Lew Philanthropist, 1818
- Emily Bronte Poet, 1818
- Emperor Norton Activist, 1818
- Enoch Fitch Burr Theologian, 1818
- Erastus Snow Apostol, 1818
- Frederick Douglass Social Activist, 1818
- Ivan Turgenev Novelist, 1818
- James Anthony Froude Historian, 1818
- James Prescott Joule Physician, 1818
- John H. Reagan Politician, 1818
- Josh Billings Writer, 1818
- Joshua A. Norton Emperor, 1818
- Karl Marx Economist, 1818
- Lucy Stone Activist, 1818
- Maria Mitchell Astronomer, 1818
- Mary Todd Lincoln First Lady, 1818
- Nathaniel Lyon Military General , 1818
- P. G. T. Beauregard Writer, 1818
- Urbain Dubois Author, 1818
- William Herndon Lawyer, 1818
- William M. Evarts Lawyer, 1818