Ivan, 27, was from Ali Oetjen's season of The Bachelorette, while Tenille, 25, failed to find love with Nick 'The Honey Badger' Cummins on last year's The Bachelor.
Tenille made headlines when she chose to leave The Bachelor after after Nick took her aside to express his concern that she wasn't 'opening up' with her emotions.
While Ivan is best remembered from his Bachelorette days for erm, breakdancing!
The two new additions will mingle with the likes of Alex Nation, Brooke Blurton and Richie Strachan on Ten's dating show - which premieres on Tuesday night.
