Chuks is a generic short form of any Igbo Language name that starts with 'Chukwu', meaning 'God'. E.g. Chukwudi (God Exists), Chukwuma (God Knows Everything), Chukwuka (God is Above All), Chukwunonso (God Is Close), Chukwuemeka (thank God), Chukwubueze (God Is King) etc.
(Sent from: Chuks Esogbue)