Here is the greatest wizard in Hogwarts in our fanart Harry Potter Albus Dumbledore Sticker with full name Professor Albus Percival Wulfric Brian Dumbledore. He was an English half-blood wizard. Albus had many titles - the Defence Against the Dark Arts Professor, later the Transfiguration Professor, and the Headmaster of Hogwarts School of Witchcraft and Wizardry. He also served as Supreme Mugwump of the International Confederation of Wizards and Chief Warlock of the Wizengamot.