Also known as: フレッド・ラロシュ
Frédéric Laroche is an Original character by Matsuda (Matsukichi). His name was given in https://www.pixiv.net/member_illust.php?mode=medium&illust_id=21132807
He presumably goes by "Fred", since that matches the provided katakana for his first name (フレッド).
He normally wears a red, Striped Necktie.