Entertainment TV 'Sister Wives' ' Christine Brown Wishes Happy Birthday to Daughter Ysabel: 'You're a Delight' The reality star's daughter turned 19 on Sunday By Dory Jackson Dory Jackson Dory Jackson is an Associate Editor for PEOPLE's digital TV team. While at the brand, she's had the opportunity to interview a long list of celebrities, from Kate Hudson to Pierce Brosnan to Billy Porter. She has also helped recap popular TV shows like 'The Real Housewives of Beverly Hills,' 'Sister Wives' and 'Vanderpump Rules.' The New York-based Maryland native graduated from Randolph-Macon College in May 2016 with a focus on Communication Studies and Journalism. She came to PEOPLE in March 2021 after working at a number of major news companies, including Newsweek and Us Weekly. People Editorial Guidelines Published on June 13, 2022 01:10PM EDT Photo: Ysabel Brown/Instagram Christine Brown is celebrating her daughter Ysabel on a very special day. The 50-year-old Sister Wives star posted a loving Instagram tribute for Ysabel in honor of her birthday on Sunday. For Ysabel's special day, Christine chose photos of her daughter over the years, including one of the teen as a baby. "Happy Birthday @ysabelpaigebrown," she captioned. "You're a delight!!" Christine shares Ysabel, who is now 19, with ex husband Kody Brown. The former couple also shares son Paedon, 23, and daughters Aspyn, 27, Mykelti, 26, Gwendlyn, 20, and Truely, 12. In November 2021, Christine announced her separation from Kody, 53, on Instagram. She said they had "grown apart" after 25 years together. "We will continue to be a strong presence in each other's lives as we parent our beautiful children and support our wonderful family," she added. Sister Wives' Meri Brown Shares Grand Canyon Trip amid 'Life Curveballs': 'Embrace the Change' Kody and Christine's only son revealed in February that the two exes "do still speak, but there is a barrier there." "Mom does still speak to dad and she wants to make sure that Truely has a relationship with dad," Paedon told The U.S. Sun. "And that he has a relationship with Truely." Sister Wives' Christine and Janelle Brown Take Kids on Sedona's Pink Jeep Tours: 'So Much Fun!' TLC Kody is still in a plural marriage with wives Robyn Brown, Meri Brown and Janelle Brown. But his bond with Meri, 51, is now strictly platonic. During a solo interview at Sister Wives' recent reunion special, Kody admitted to questioning polygamy "all the time." "When you really start getting honest, you start looking up to the heavens and going, 'Geez, Father. You inspired me to do this. Why is it such a mess now?'" he said during the episode. "It really has set me on my heels and had me questioning the lifestyle itself. It's a challenge."