John White Webster | |
|---|---|
 John White Webster during his trial in 1850 | |
| Born | John White Webster May 20, 1793 |
| Died | August 30, 1850 (aged 57) |
| Cause of death | Execution |
| Occupation | Lecturer |
| Criminal status | Deceased |
| Spouse | Harriet Fredrica Hickling |
| Conviction(s) | Murder |
| Criminal penalty | Death by hanging |
John White Webster (May 20, 1793 – August 30, 1850) was an American professor of chemistry and geology at Harvard Medical College. In 1850, he was convicted of murder in the Parkman–Webster murder case and hanged.