usher is Haitian by his father side.
Her parents decided on her first name as a tribute to her mother's maiden name.[6] Her maternal grandparents, Lumis Albert Beyincé and Agnéz Deréon (a seamstress), were French-speaking Louisiana...
Usher is part
I think he is Haitian American
Usher was born in the US and is said to be of Haitian descent on his father's side.