"It's been the worst kept secret for a while now, but its time we come clean," he began.
"My little lady @traceyjewel_ify and I have decided to give this crazy ride called love another go."
"Despite our differences, and all that we have been through, in the long run it seems the experts may have got it right. Thank you to everyone who has supported us and kept this quiet xx "
Fans of the reality TV variety were confused.
Jake Ellis said, "What a day to announce it! 😉 Congrats legend x"
Ex-MAFS star Nasser Sultan remarked, "WTF ??? It’s April fools."
Even Tracey's ex got in on the action, with Sean Thomsen saying, "Congratulations!!! Hope to see little ones running around soon xx"
But Cyrell probably sums it up best: "April fools mofos 🙌🏽"
Dean also used his socials to announce that his mates Eden Dally and Sam Cochrane are now a new couple.
With this many bombshells, we're guessing they are hoping to land a spot on the new MAFS spin-off.