Ejike Christopher Ugboaja (born 28 May 1985) is a Nigerian professional basketball player who last played for BC Mark Mentors of the Nigerian Premier Basketball League (NPBL).

[1] Ugboaja was selected in the 2006 NBA draft by the National Basketball Association's Cleveland Cavaliers, in the second round with the 55th pick overall.

He played in the 2nd-tier Eurocup with Azovmash Mariupol[3] and with BC Odesa.

He also played at the 2012 Summer Olympics, with the senior men's Nigerian national basketball team.

On 28 May 2023, President of Nigeria Mohammadu Buhari honoured Ejike Ugboaja with an Order of the Federal Republic membership.