This is Minerva McGonagall. She is head of Gryffindor house. Professor McGonagall is played by Maggie Smith. Her birthday is December 28, 1934. Currently she is the age of 79. She was born in Ilford, United Kingdom. After Dumbledore she is head of the school next. She is Dumbledore's assistant, and is very smart and knows a lot of very interesting and meaningful stuff. Maggie also stared in so many other movies and T.V. shows, like Downtown Abbey. She is amazing in a whole bunch of spells and dose very well as Professor McGonagall. She is very stroked but an AMAZING teacher!