Gogan, who won hearts around the country during Richie Strahan's season of the reality TV show, took to social media to share the first official photo of her mystery beau.
"Happy Birthday to meeee 💫 I’ve had the best day (following the best weekend," Nikki began.
"Believe me when I say that I am the luckiest girl in the entire world. I am surrounded and loved by the most incredible people and I am so so grateful (I haven’t had the opportunity to respond to you all yet but I will!). This has been the best Birthday ever and this man is a major part of that #taken 💛"
This article originally appeared on InStyle Australia.