Jabarkan Kerjaya kelab dari Greg Nwokolo dalam bahasa melayu

Nwokolo memulakan kerjayanya di Asia dengan Tampines Rovers FC selepas satu tahun di musim panas 2004 telah menandatangi untuk bermain bagi Young Lions. He left after an short stint Young Lions in the same year the club and signed for Indonesian team Persijatim Solo F.C.. After a half year in Indonesia for Persijatim Solo F.C. joined back to Singapore to sign in January 2005 with top club SAF FC. Singapore Armed Forces FC and signed for PSIS Semarang in early 2006 after another half year in Mid 2006 he joined to PSMS Medan. He played for PSMS Medan one year before signed in January 2007 for Persis Solo, after 13 goals in 24 games in the 2007/2008 season was sold to Persija Jakarta. In Summer 2009 left his club Persija Jakarta and Asia, to search his luck in Europe he signed for SC Olhanense, his contract with the Portuguese club runs between 30 June 2010. In August 2010, he moved back to Persija Jakarta with a transfer fee.