From the records it appears that the Nien progenitor to whom today's folk trace their ancestry was from the same family as Ahguda. There fore, his descendants should actually have the surname "Wanyen" to be truly unadulterated off spring of the Jurchen.
從族譜的記載來看，粘氏一世祖是阿骨打同兄弟的孫子，粘氏後代即從此出，由此追溯，如今看似漢姓的粘姓，實應姓「完顏」，為不折不扣的女真後代。