People.com Entertainment TV Kendall Jenner 'Is Crazy About' Boyfriend Devin Booker: 'Everyone Is Rooting for Them,' Says Source Kendall Jenner and Devin Booker recently celebrated their one-year anniversary with sweet Instagram tributes By Dory Jackson Dory Jackson Instagram Twitter Website 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 also recaps popular TV shows like The Real Housewives of Beverly Hills and Vanderpump Rules.The New York-based Maryland native graduated from Randolph-Macon College in May 2016 with a focus in 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. She also previously co-hosted a podcast called "Idol Nation." People Editorial Guidelines Published on June 15, 2021 08:11 PM Share Tweet Pin Email It's been one year since Kendall Jenner and Devin Booker officially got together, and their relationship is continuing to grow stronger every day. "She is crazy about him. She has never looked happier. Her whole family loves Devin too," a source tells PEOPLE about the model and Phoenix Suns shooting guard, who recently celebrated their first anniversary. "Devin is such a cool guy. He is very low-key and doesn't want to be a celebrity. He is very sweet to Kendall," the insider shares. Jenner, 25, was first linked to Booker, 24, in April 2020, but the pair didn't make their relationship Instagram official until this past Valentine's Day. At the time, the model shared a sweet photo on her Instagram Story of the twosome cozying up. "They got serious quickly last summer. Kendall visited him a lot in Phoenix. After Devin finished the season, he stayed with Kendall in L.A.," the source says. Adds the source: "They spent the whole summer together and even vacationed with Justin [Bieber] and Hailey [Baldwin Bieber]. They're still young, but everyone is rooting for them. They are a great couple." Kendall Jenner and Boyfriend Devin Booker Celebrate 1-Year Anniversary with Sweet Tributes Kendall Jenner and Devin Booker. Kendall Jenner/Instagram Never miss a story — sign up for PEOPLE's free daily newsletter to stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories. In celebration of their milestone anniversary over the weekend, Jenner and Booker both shared photos on their respective Instagram Stories of intimate moments taken throughout the course of their relationship. This past April, a source told PEOPLE that this is "the happiest Kendall has ever been in a relationship." Though the source noted that the Keeping Up with the Kardashians alum "is very private about their relationship," it is "obvious that they have something special going on." KUWTK Executive Producer Reveals Why We Never Saw Any of Kendall Jenner's Boyfriends on the Show Kendall Jenner, Devin Booker. Cindy Ord/Getty; Michael Gonzales/NBAE via Getty Earlier this year, Jenner revealed on KUWTK that she's interested in having children soon. "I'm the only one in my family who does not have a kid," she said. "During quarantine and just kind of sitting at home, naturally, you get pretty bored and start thinking about a lot of things." She added, "Sometimes I just, like, see [Kylie Jenner's daughter] Stormi and [Khloé Kardashian's daughter] True and [Kim Kardashian's daughter] Chicago all playing together and I'm just like, 'Ugh.' I want kids, badly. Soon, too."