Albus Dumbldore
Deceased
He is Headmaster of Hogwarts School of Witchcraft and Wizardry. He is a very old wizard, about 150 years old, and has accomplised many things in his life time such as...
He defeated the dark wizard Grindelwald in 1945.
He discovered the twelve uses of dragons blood
And he worked with Nicolas Flamel on alchemy
He carries emensly heavy loads and provides vast amounts of knowlege making him a very mysterious man. He helped Harry uncover much needed information about Voldy. And upon returning from their trip together looking for the horcrux they encountered Malfoy who disarmed him. Then Snape whom he trusted came up and killed him. A terrible end for a good wizard.
Name origin= Albus means white. Dumbledore means Bumblebee in old English. So, his name literally means "white bumblebee."