Career
She competes in the +75 kg category. At the 2007 World Weightlifting Championships she ranked 9th with a total of 257 kg. Usman competed in Weightlifting at the 2008 Summer Olympics in the +75 kg category finishing fifth with 265 kg.
At the same tournament, she emerged second-best female lifter, with fellow Nigerian Chinenye Fidelis being tops.