Popsugar Celebrity The Royals When Did Prince William and Kate Middleton Break Up? Remember 11 Years Ago When Prince William and Kate Middleton Were "on a Break"? May 16, 2018 by Marcia Moody View On One Page Photo 13 of 13 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 13 Then, William and Kate Reunited! The couple made their reconciliation public at the Concert For Diana, when Kate sat the row behind William with her brother, James. Aw. Previous Next Start Slideshow The RoyalsCelebrity CouplesKate MiddletonPrince WilliamCelebrity FactsThe British RoyalsCelebrity Breakups