Christina El Moussa and Boyfriend Doug Spedding Split
Mom: Jill Zarin, The Real Housewives of New York City
Ally (full name: Allyson) made her debut on Bravo in 2008. As fans will recall, Zarin's only daughter's battle with juvenile arthritis as well as her struggle to lose weight were documented on season 1 of RHONY. A 2014 graduate of Vanderbilt University, she now works as an assistant analyst. In 2015, Allyson appeared on an episode of family friend Patti Stanger's show Millionaire Matchmaker.