The Haha No Shichibiukai are simply the mothers of the Seven Shichibiukai, five Women are the Haha no Shichibiukai
Luna Moria (Gecko Morias and Kumas Mom)
Miranda Dulacre (Mihawks Mom)
Deliah Doflamingo (Donquichottes Mom)
Kathrina Van Crocodile ( Crocodiles Mom)
Lilia (Jimbeis Mom)
Their first appearance was the meeting of the Seven Shichibiukai at the Marine Headquarters........