The only thing said about Hogwarts teachers is that Neville Longbottom is teaching the Herbology class. Nothing about who the Headmaster is, though. it may be McGonagall or
Flitwick but that's just guessing
It is unknown. Minerva McGonagall retired and was not headmaster during the epilogue.
Dolores Umbridge
professor snape
Dolores Umbridge.
He was Professor of Transfiguration.
harry potter
Dumbledore, because he used to be a teacher (before Harry went to Hogwarts) but then got promoted to Headmaster.
severus snape takes over as headmaster once harry leaves school to search for the horcruxes.
Severus Snape is the headmaster of Hogwarts in Harry Potter and the Deathly Hallows.
Albus Dumbledore was the Headmaster of Hogwarts in Harry Potter and the Philosopher's Stone. Minerva McGonagall was the Deputy Headmistress.
Severus Snape was appointed headmaster after Lord Voldemort (indirectly) took over the Ministry of Magic.
yes he is the head master but it should be the deputy