Hauwa according to the Nigeria Football Federation (NFF) died on Sunday evening from complications during childbirth.
News of the death was made known by the official Twitter account of the NFF.
“Our thoughts are with @NGSuperEagles forward @Simon27Moses who lost his elder sister Hauwa during child birth on Sunday evening,” the NFF statement reads.
The KAA Gent of Belgium player took to Instagram to share a photo of him and his sister.
“I Don't believe you are gone R.I.P blood You will forever be in our heart,you are always there when we need your help,cry will not bring you back R.I.P big Aunty,” he wrote.
His wife also commented on the death of his sister-in-law.
“Am still in tears over my mum's death and now I hear that u are also gone. It's really hard to take in cos u were a very good friend, mother, sister to me; will miss u dearly,” Ibukun wrote on also wrote on Instagram.