Authors Born on September 23
- Victoria Woodhull Activist, 1838
- Walter Darby Bannard Painter, 1934
- Walter Lippmann Journalist, 1889
- Warren Kole Actor, 1977
- Wayne Campbell Football Player, 1972
- William C. McCool Astronaut, 1961
- William DeWitt Hyde College Professor, 1858
- William Holmes McGuffey Professor, 1800
- William Mitchinson Hicks Mathematician, 1850
- William Stewart Halsted Surgeon, 1852