The traditional wedding ceremony held in Benin City and had Super Eagles players like Odion Ighalo and President of the Nigeria Football Federation (NFF) Amaju Pinnick in attendance.
According to Idoma Voice newspaper, comedians, Funny Bone and Senator were the anchor of the ceremony while gospel artistes Chris Morgan entertained guest with music.
Onazi and Sandra have done their court wedding at the Ikoyi Marriage registry in December, 2015.
Sandra last year completed her compulsory one year National Youth Service Corps (NYSC).
She did her NYSC program in Lagos and picked up her certificate at the state headquarters in Iyana Ipaja.
Not much is known about Sandra but from her Instagram posts, it seems she frequently visits Italy to be with her now husband.
She loves Louis Vuitton bags and is fondly called Sandy Vuitton by close friends.
The white wedding holds on Saturday, June 18.