Unidentified Hogwarts curly-mustached teacher during the Battle of Hogwarts

This individual was a teacher at Hogwarts during 1997-1998 school year.

He was seen leaving the Great Hall with a female dark teacher during the Battle of Hogwarts to help with the protective enchanments arround the castle. It's unknow if he survived or not.

Appearances
Harry Potter and the Deathly Hallows: Part 2