Michael Adebayo Olayinka (born 23 September 1999), known professionally as Ruger is a Nigerian singer-songwriter and performing artist. He rose to fame with the release of his song "Bounce", which led him to sign a recording deal with Jonzing World, in 2021. That same year, he released his debut extended play, Pandemic. In 2024, he left Jonzing World to start his own imprint, called 'Blown Boy Entertainment'.

Michael Adebayo Olayinka was born on 23 September 1999 in Lagos, where he was also raised. He is originally from Yagba West Local Government Area in Kogi State, Nigeria.