Quintin Trimble

Professor Quintin Trimble was a wizard who once occupied the post of Headmaster of Hogwarts School of Witchcraft and Wizardry.

Lifetime
At some point in Professor Trimble's life, he was appointed Headmaster of Hogwarts School.

Post-mortem
Professor Trimble died at some point in or before the 1990s. There was a portrait of him hung in the Headmaster's office along with the portraits of other Headmasters and Headmistresses, in order to give advice to the current Head

Behind the scenes

 * "Quintin Trimble" may be a misspelling of Quentin Trimble. However, it is currently unknown if the two are to be taken as the same person or not.

Etymology
Trimble may be a variation of tremble, to shake, which a person may do when confronted with dark forces, as he most likely did, given the literary work he authored.

Appearances

 * Harry Potter: The Exhibition
 * The Wizarding World of Harry Potter