Dayo was kidnapped on Tuesday at about 6pm from his farm at Iroko community in Akinyele Local Government Area of Oyo State.
Adedayo Adewole, the son of former Minister of Health, Professor Isaac Adewole, has regained his freedom.
Tribune reports that a family source confirmed the development Wednesday evening.
Dayo was kidnapped on Tuesday at about 6m from his farm at Iroko community in Akinyele Local Government Area of Oyo State.
Men of the Nigeria Police Force earlier Wednesday said that no fewer than three suspects have been arrested in connection with the abduction.
The three persons that were arrested included the driver that the victim employed few days ago, Mr. Gbenga Ogunleye; the farm manager, Mr. Sodiq Adebayo and another worker in the farm.
Adebayo while narrating the incident, said the kidnappers were four in number and their hooded leader wore military camouflage, while three others did not cover their faces, but only put on black clothes.