William Kirwan
From The Arthur Conan Doyle Encyclopedia

Fictional character.
In the Sherlock Holmes stories
- William Kirwan was the Cunninghams' coachman (REIG 47). The man has been in his service for years, and was a good servant (REIG 58).
- He was murdered by Alec Cunningham, shot through the heart (REIG 48).
- Sherlock Holmes later discovered that he had witnessed the Cunninghams' earlier burglary at Mr. Acton's house and was blackmailing them. This blackmail attempt became the motive for his murder (REIG 442).
