Based in United States, K8 Kavuyo (real name William Muhire) is a Rwandan musician who was born and raised in Rwanda. He is also a songwriter and a performer signed to at Pressone Entertainment.

According to Uganda's Legendary DJ Erycom, K8 Kavuyo released his debut track in 2006. Shortly afterwards, he joined TFP, a prominent music label in Rwanda. While working with TFP, he recorded his breakout hit called ‘Rwandan Girl’.