| (すっぱいハーブ, Haabu Suppai)
|Appears in||Anime, Manga|
|English||William Frederick Knight|
|Occupation||Head of the Haabu Clan|
As a child, Suppai had a bitter hatred towards the Uchiha and wished to see them eliminated. When he becam the clan head, he lead his people to Hakkingakure, when he discovered that Sen Uchiha was the Hakkinkage, he had planed to stage a coup d'état. After meeting Kurasa the two had set the plan in action. Suppai would give information and supplies to the organization.
Suppai's appearance consist of slightly tanned skin, blue eyes, a large bushy white mustache, and long hair.
Suppai was a very prideful man and has shown to display a tsundere attitude towards others especially to Sen and non Suppai clan members. Despite his cold nature he has show to care for the members of his clan as seen when he protected several Habbu members form Aijou attack, he has also shown strong sighs of love towards his son Hashirama and his adoptive son Nezumiiro.