Abstract: A cabinet door frame corner comprising a horizontally extending frame member having two opposed and spaced-apart side walls joined by a horizontal end wall defining an insertion channel therebetween, at least one of the side walls includes at least one of a male member and a female member; a vertically extending frame member having two opposed and spaced-apart side walls joined by a vertical end wall defining an insertion channel therebetween, at least one of the side walls includes at least one of a male member and a female member; at least one of the horizontally extending frame member and the vertically extending frame member having a section on at least one of the side walls extending inwardly in the insertion channel; a longitudinal single-piece connector having two portions, each portion being insertable in one of the insertion channels of the horizontally and vertically extending frame members, the connector including the other ones of the male members and the female members, the male and female member