Police have released the name of a 7-year-old boy who died after a single-vehicle crash in Otago.

He was Oziah Prasad, of Fairfield, Dunedin.

Emergency services were called to the crash on Owaka Valley Rd, in the Clutha District of South Otago, about 2.45pm on March 23.

A Hato Hone St John spokesperson said an ambulance, a first response unit and a helicopter were sent to tend to the injured.

A person was airlifted to hospital in moderate condition.