Some of you may be familiar with the name "Oliver Haddo." It's the name Aleister Crowley used (he used lots of pseudonyms) when he wrote a few items.
The source of the name, however, is from a book entitled The Magician by Somerset Maugham, author of such books as Of Human Bondage, The Moon and Sixpence, and my personal favorite, The Razor's Edge.
Maugham had met Crowley in Paris, and supposedly didn't like him. Yet, he modeled the antagonist of his 1908 book The Magician, Oliver Haddo, after Crowley. According Richard Kaczynski, Crowley read the book and recognized himself as Haddo. He recognized things he, himself, had said…and a lot more. Crowley wrote a review of the book using