Boss Gidahyelda Mustapha CFR(born 1956) is a Nigerian lawyer and politician who is the Secretary to the Government of the Federation (SGF) of Nigeria since 2017 and Chairman of the Presidential Task Force on COVID-19. He was previously managing director of Nigerian Inland Waterways Authority until his appointment to replace Babachir David Lawal as SGF by President Muhammad Buhari on 30 October 2017.