The Suzuki clan was one of the powerful family lines of Saigashu, formed centering the Saiga-so estate (present periphery of the urban area of Wakayama City) by the local clans of the shoen (manor in medieval Japan) in the vicinity of, and it was in the position of the leader of the Jikkago area.
鈴木氏は紀ノ川対岸の雑賀荘（現在の和歌山市街周辺）を中心に周辺の荘園の土豪たちが結集してつくっていた雑賀衆の有力な家系のひとつで、十ヶ郷の指導者的な立場にあった。