What does Emeka mean?
A short form of Chukwuemeka, Igbo for 'God has done great / done much' (Chukwu 'God' + emeka 'has done a great deed'). Masculine.
What does Nnamdi mean?
Igbo, 'my father is (still) alive' or 'my father lives on,' from nna ('father') + m ('my') + di ('is alive'), often given when a child is seen as a departed relative returning. Masculine.