The development has generated many reactions from celebrities and Nigerians on social media.
Big Brother Host, Ebuka Obi-Uchendu who is also his close friend congratulated him, revealing how hard it was for him to keep their relationship secret.
He wrote on his Instagram page @Ebuka: 'I can't believe how long I had to hold this in for.
"Feels great to finally be able to shout "CONGRATULATIONS" to this beautiful couple!!!
"Sounds cliché but it does honestly feel like you guys were made for each other. Really can't wait for what the future holds for you two.
"You guys already know I'm your biggest fan!!!
"Love you Bubba and Susu.
Also Nigerian Actor, Richard Mofe-Damijo, RMD took to his Instagram page @mofedamijo expressing joy at Banky W's engagement and describing the couple as his babies.
RMD wrote: "Awwww… My babies, your love brings happiness to my spirit and tears of joy to my heart. I'm proud of the man you @bankywellington are and you my sweetheart @adesuaetomi are one of the few young people who give me hope in this generation.
"That both of you know Christ the way you do and love him with your hearts is such a joy. Now that we've gone public, let's go wild with the wedding planning.
"Papa bear is proud of you both. God bless this union."