The Kiwi heavyweight's promoters, DUCO Events, tweeted a video of Parker from his "second home" in Las Vegas announcing the news this morning.
— Duco Boxing (@DucoEvents) March 23, 2015
No opponent has yet been named, but DUCO events say it "will be an extremely big night" and expect to make further announcements soon.
Parker, who climbed to No. 8 in the WBO rankings list over the weekend, is in Las Vegas preparaing for a training camp with heavyweight champion of the world Wladimir Klitschko in Florida.