 He has been married to Margaret Mayiga, an alumnus of Trinity College Nabbingo, since 1987.He is the author of a book titled "King On The Throne", which chronicles the first 16 years (1993–2009) of the reign of His Majesty Muwenda Mutebi II of Buganda.Mayiga has also authored "Buganda ku Ntikko", a book in Luganda that states the five key kingdom aspirations.