 Mukasa Mbidde was born in Masaka District on 15 October 1973 as the second born of the late Emmanuel Mbidde, a former headmaster and Ms. Mary Kintu, now a retired teacher.A Muganda by tribe, he was born in a Christian family of the Ente clan.Two of his siblings are Henry Mbidde and Balaam Mbidde both of whom are lecturers at Makerere University.