Dimitri Alexandre Blaiddyd

Dimitri is a playable character and one of the protagonists in Fire Emblem: Three Houses. He is the 17-year-old prince of the Holy Kingdom of Faerghus and leader of the Blue Lions. Dimitri possesses a minor Crest of Blaiddyd and wields lances as his main weapon.

Dimitri is a sincere young man who seems like the embodiment of chivalry, but a shade of darkness lies beneath his cheerful demeanor. Despite being a royal, he dislikes formality and pretentious people, preferring his allies to be frank.

(Source: Fire Emblem Wiki)