Born: Ancient Greece

Physical description: Brown hair

Animagus: Falcon

As an Ancient Greek wizard able to transform into a falcon at will, he was the first recorded Animagus. For this he was placed on a Chocolate Frog Card.

Etymology
Falco aesalon was scientific name of the European merlin before it and the American merlin were reclassified as the same species.

Behind the Scenes
It is unknown whether he was the first to discover the process of becoming and Animagus or if other Animagi before him weren't recorded.