Ernst Stavro Blofeld is a fictional character and villain from the James Bond series of novels and films, created by Ian Fleming. A criminal mastermind with aspirations of world domination, he is the archenemy of the British Secret Service agent James Bond. Blofeld is head of the global criminal organisation SPECTRE and is commonly referred to by the codename Number 1 within this organisation. The character was originally written by Fleming as a physically massive and powerfully built man, standing around 6 ft 3 in (1. 91 m) and weighing 21. 6 stone (about 300 pounds (140 kg)), who had become flabby with a huge belly.