In the second book when Dumbledore has to leave for a while she steps up to the plate. Dumbledore comes back and is headmaster until he gets killed by Snape and again she becomes headmaster.
He was called Armando Dippet, and was the headmaster before Albus Dumbledore.
Albus Percival Wulfric Brian Dumbledore is the headmaster up until book seven when Severus Snape replaces him. After Snape it is unknown for sure who became headmaster but J.K. Rowling confirmed that McGonagall wasn't Headmistress.
She temporarily took over as temporary Headmistress... until, in Book Seven, Severus Snape becomes Headmaster.
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In the second book when Dumbledore has to leave for a while she steps up to the plate. Dumbledore comes back and is headmaster until he gets killed by Snape and again she becomes headmaster.
If you mean Headmaster, for the most time being, it was Albus Dumbledore.
Albus
He was called Armando Dippet, and was the headmaster before Albus Dumbledore.
Professor Albus Dumbledore.
It doesn't stand for anything. It's the name of the headmaster of Hogwarts, Albus DUMBLEDORE.
Albus Percival Wulfric Brian Dumbledore is the headmaster up until book seven when Severus Snape replaces him. After Snape it is unknown for sure who became headmaster but J.K. Rowling confirmed that McGonagall wasn't Headmistress.
In Dumbledore's, the Headmaster's, office.
Albus Dumbledore.
She temporarily took over as temporary Headmistress... until, in Book Seven, Severus Snape becomes Headmaster.
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Severus Snape becomes headmaster.