Borislav Biserov Mihaylov is a Bulgarian former professional footballer, who played as a goalkeeper, and Former President of the Bulgarian Football Union. He is the longest-serving president of the Bulgarian Football Union, he has been at the head of the organization for 16 years. He is also a former member of the executive committee of UEFA.

The Bulgarian Football Union is the governing body of association football in Bulgaria, and a member of UEFA since 1954. It organizes a football league, Bulgarian Parva Liga, and fields its Bulgaria national football team in UEFA and FIFA-authorised competitions.