Boaz Kasirabo Nisiima (born 28 December 1975) is a Ugandan medical laboratory scientist and politician.
He is the elected Member of Parliament for Kooki County and a representative for NRM, the ruling political party in Uganda.
He is a member of Uganda Medical Lab Association and the NRM Parliamentary Caucus and serves on the Committee on Physical Infrastructure in the 10th Parliament of Uganda.Ninsiima is a former: lab technical officer for Infectious Diseases Research Collaboration (IDRC); laboratory focal person for Rakai District; laboratory assistant for Kasaali Health Centre III and; a former manager and nursing assistant at Kibaale Community Clinic.