Sherringford Holmes

Sherringford Holmes was the eldest brother of Sherlock Holmes and Mycroft Holmes. He was in league with the Azathoth to invade the Earth. (PROSE: All-Consuming Fire)

Behind the scenes

 * "Sherrinford" was one of the names Arthur Conan Doyle considered for his protagonist before settling on "Sherlock". first included Sherrinford as Sherlock's eldest brother in the fictional biography.