Authors born in 1805
- Alexis de Tocqueville Diplomat, 1805
- Angelina Grimke Political Activist, 1805
- August Bournonville Choreographer, 1805
- Charles Thomas Jackson Physician, 1805
- David Dudley Field II Lawyer, 1805
- Eugenie de Guerin Writer, 1805
- Fanny Mendelssohn Composer, 1805
- Francis W. Newman Scholar, 1805
- Frederick Henry Hedge Minister, 1805
- George Muller Evangelist, 1805
- George Washington Bethune Pastor, 1805
- George Wigram Scholar, 1805
- Hans Christian Andersen Writer, 1805
- James Martineau Philosopher, 1805
- Joseph Smith, Jr. Religious Leader, 1805
- William B. Ogden Politician, 1805
- William Lloyd Garrison Journalist, 1805
- William Rowan Hamilton Mathematician, 1805