Ogwu Onoja (born on 19 February 1968) is a legal practitioner and notary public with the Supreme Court of Nigeria.
Onoja has authored several publications on legal and social subjects in Nigeria, including The Supreme Court Rules: Practice and Procedure and The Court of Appeal Rules: Practice and Procedure, both published in 2010; and the Federal High Court Rules: Practice and Procedure, volumes 1 and 2, published in 2012.