Іджекієль Альфеус

Ijekiel Alpheus is the oldest son of the House of Alpheus. He is the male lead in The Lovely Princess, ending up as Jennette's fiance at the end of the original story. He is disliked by Claude de Alger Obelia and refers to Athanasia de Obelia as "Lady Angel" due to the circumstances of their first and second encounters.

(Source: Who Made Me Princess Wikia)