She competed at the 2016 Summer Olympics in the women 's 400 metres event ; her time of 54.32 seconds in the heats did not qualify her for the semifinals .
Mariama Mamoudou Ittatou ( born July 23 , 1997 ) is a Nigerien sprinter .
Mariama Mamoudou Ittatou competed at the 2016 Summer Olympics in the women 's 400 metres event ; Mariama Mamoudou Ittatou 's time of 54.32 seconds in the heats did not qualify her for the semifinals .
Mariama Mamoudou Ittatou ( born July 23 , 1997 ) is a Nigerien sprinter .