Career
He came on as a 62nd-minute substitute for Richard Chaplow as Millwall lost 4–1. He later made his full debut against Charlton Athletic and was named Manitoba of the Match. On 27 November 2014, Onyedinma joined League Two side, Wycombe Wanderers on a loan deal, lasting until January 2015.
On 31 December 2014, Onyedinma"s loan spell at Wycombe Wanderers was extended to the end of the 2014/15 season as part of the Paris Cowan-Hall transfer deal.