Hadiza Moussa Gros (an haife ta a ranar 25 ga watan Disamba shekara ta 1960), wanda aka fi sani da Lady Gros, 'yar siyasar Nijar ce wacce ta yi aiki a matsayin Shugaban Babbar Kotun Shari'a tun a shekara atan Disamba shekara ta 2011. Moussa Gros an haife ta a Yamai a ranar 25 ga watan Disamba shekara ta 1960. Ta karanci harkokin kasuwanci a wata makaranta mai zaman kanta a Lyon . An zabi Moussa Gros a matsayin memba na Majalisar Dokoki ta Kasa don National Movement for the Development of Society . An kore ta daga jam'iyyar a ranar 26 ga watan Afrilun shekara ta 2009 tare da wasu mataimakan mata hudu da suka goyi bayan Hama Amadou . An sake zabar Moussa Gros a Majalisar Wakilai ta Tarayya mai wakiltar Jamhuriyar Dimokiradiyyar Nijar don Tarayyar Afirka a watan Janairun shekara ta 2011. Ta yi aiki a matsayin Mataimakin Shugaban Kwamitin Tattalin Arziki da Tsare-tsare. A ranar 20 ga watan Disamba shekara ta 2011, Moussa Gros an nada shi Shugaban Babban Kotun Shari'a, mace ta farko da ta fara rike mukamin.