Robert Donston Stephenson | |
|---|---|
 Stephenson c. 1900 | |
| Born | 20 April 1841 Sculcoates, Hull, Yorkshire, England |
| Died | 9 October 1916 (aged 75) |
| Nationality | English |
| Other names | Roslyn D'Onston |
| Occupation(s) | writer, journalist |
.jpg)
Robert Donston Stephenson (also known as Roslyn D'Onston) (20 April 1841 – 9 October 1916) was a British writer and journalist, chiefly known for having been made a potential suspect in the Jack the Ripper investigation and for his personal theory as to the identity of the murderer.