Career
He played only street soccer in Nigeria, before his football career began in Germany in the summer of 2005 with South Carolina Idar-Oberstein. In his first professional season for Idar-Oberstein in 2007-2008, Onuegbu scored twelve goals in 26 games. In the summer of 2008 he joined Eintracht Braunschweig.
On 11 May 2010, he left Braunschweig to sign with SpVgg Greuther Fürth.
He signed with MSV Duisburg in 2013. He was born as Kingsley Ugochuwu and moved with twenty years from Lagos, Nigeria to his father to Paris, France.