who is Kristin Cavallari’s ex-boyfriend? Here’s everything to know about Mark Estes and his relationship with the former ...

Kristin Cavallari knows that ... But romance was in the cards, Cavallari revealing as the year drew to a close that she was dating again, a 40-year-old retired professional athlete who shall ...

Kristin Cavallari isn't afraid to show her cards ... This comes after Cavallari shared she and her ex-boyfriend Mark Estes broke up in October, and before that, she and her ex-husband Jay Cutler ...

Cavallari, who shares children Camden, 12, Jaxon, 10, and Saylor, 8 with ex-husband Jay ... "It was so cute." READ Kristin Cavallari Admits She's in Her "Villain Era" After Dating Confessions ...

Kristin Cavallari is getting real about co-parenting with her ex ... Jason Davis/Getty She also addressed her breakup from ex-boyfriend Mark Estes and explained why she isn't jumping back into dating ...