| Chukwuemeka Osita Onwuamaegbu | |
| Honorific Prefix: | Major general |
| Office1: | Commandant of the Nigerian Defence Academy |
| Term Start1: | August 2010 |
| Term End1: | December 2013 |
| Predecessor1: | Maj-Gen. Mamuda Yerima |
| Successor1: | Maj-Gen. Muhammad Inuwa Idris |
| Rank: | Major general |
Chukwuemeka "Emeka" Osita Onwuamaegbu (born 1959) is a retired Nigerian Army major general who served as the 25th commandant of the Nigerian Defence Academy from 2010 to 2013.
Major General Onwuamaegbu is the son of Honourable Justice Obumneme G. Onwuamaegbu, who was the attorney-general and commissioner of justice of East Central State between October 1, 1972 - July 29 1975.General Onwuamaegbu is also the nephew of the Nigerian journalist and writer Joseph N. C. Egemonye.
He was admitted to the Nigerian Defence Academy on 3 January 1977 as a member of the 21st Regular Combatant Course where he was coursemates with officers such as Alex Sabundu Badeh and Babagana Monguno.[1] He was commissioned a Second lieutenant on 3 July 1979.
He was promoted to major general in 2009.[2] Prior to commanding the Defence Academy, he served as commandant of the Nigerian Army Peacekeeping Center, Jaji and was director of Army Public Relations.