Ronald Edward Frederick Kimera Muwenda Mutebi II (born 13 April 1955) is the reigning Kabaka (also known as king) of the Kingdom of Buganda, a constitutional kingdom in modern-day Uganda. He is the 36th Kabaka of Buganda. He was appointed as UNAIDS Goodwill Ambassador for Ending AIDS among men in the Eastern and Southern Africa with a special focus on Buganda Kingdom in Uganda.