Bill Gates' daughter Phoebe Gates hard launched her romance with new boyfriend - and former high school sweetheart- Chaz Flynn in December 2025. The cohost of "The Burnouts" podcast and founder of digital fashion platform Phia shared a photo of herself cuddled up to her new beau, along with a "red heart" emoji as the caption. The two received congratulations for going public from many of Phoebe's friends, including her "Burnouts" cohost Sophia Kianni. Phoebe had earlier hinted that she'd started dating someone new in September 2025 after splitting from her ex-boyfriend Arthur Donald, the grandson of rock legend Paul McCartney. The "Burnouts" cohost admitted that her relationship with Chaz is unique because he doesn't use social media. "It's the best thing ever," she told podcast listeners. "This is completely new for me." Phoebe Gates Reveals She Had 'So Much Insecurity' About Being a Nepo Baby Keep scrolling for more information on Phoebe and Chaz's relationship. Phoebe Gates and Her Boyfriend Chaz Flynn Were High School Sweethearts People reported in December 2025 that Phoebe Gates and Chaz Flynn originally dated when they were in high school in Seattle, Washington. The couple reportedly met when they were 15 and hit it off, before eventually going their separate ways after graduating. According to The Daily Mail, Phoebe and Chaz were spotted in Manhattan in May 2021 for a dinner with her father, Bill Gates, at trendy hotspot Nobu. The trio reportedly all flew into Newark, New Jersey, on the same flight prior to their dinner in New York City. Phoebe Gates Hard Launched Her Relationship With Chaz Flynn in December 2025 Phoebe went "Instagram official" with Chaz in December 2025 by sharing a photo of herself cuddling up to her new beau. In their romantic picture, the two were dressed in formal attire, with Chaz holding a martini glass. The new couple received well-wishes from many of Phoebe's close friends, including Grace Murdoch - daughter of media mogul Rupert Murdoch and his third wife, Wendi Weng - and the late Fast and Furious actor Paul Walker's daughter Meadow Rain Walker. The Instagram account for Phoebe's podcast "The Burnouts" called her and Chaz "the cutest couple," while her podcast cohost Sophia Kianni offered her own congratulations. "Love you guysss ❤️❤️❤️ yay," Kianni replied. A member of Chaz's family, Sophie Flynn, celebrated the new couple too, by replying: "Been waiting for this one ❤️ Love you guys!!" Phoebe Gates' Boyfriend Chaz Flynn Does Not Use Instagram Phoebe revealed during a September 2025 episode of "The Burnouts" that her new boyfriend is not a fan of social media. "I'm dating a guy who literally doesn't have Instagram," she told guest Gary Vee. "Like, he deletes it." Phoebe Gates. Dimitrios Kambouris/Getty Images for Tiffany & Co. Phoebe backed Chaz's decision to stay off social media, describing it as an "amazing" aspect of their relationship. "I've never been with someone like this," she shared. Chaz technically does have an Instagram account but it has been set to private. As of December 2025, Chaz has only posted five times and has just over 4,500 followers. Phoebe Gates' Says Her Boyfriend Chaz Flynn Supports Her Work On that September 2025 episode of "The Burnouts," Phoebe revealed that Chaz fully supports her work with her digital fashion brand Phia. Phoebe pointed out that Chaz "not be[ing] on social media is so great" because it allows him to give feedback that's not influenced by what everyone online is saying. "I'm like, 'OK, well, sit on down, bud,'" she joked. "'Let me show you the new video that we just dropped on the Phia account because I put my left titty into producing this thing, OK? So, you're going to sit here, and you're going to watch it.' And he's like, 'OK.'" Phoebe Gates Previously Dated Paul McCartney's Grandson Arthur Donald Phoebe was in a high profile relationship prior to rekindling her connection with Chaz. She went public with former boyfriend Arthur Donald - son of photographer Mary McCartney and grandson of Paul McCartney - in October 2023 when they took a trip together to Paris. While Phoebe and Arthur were very private about their relationship, she did tell Bustle in March 2024 that he was very supportive of her work on behalf of reproductive rights. "If I had a partner who didn't respect my personal freedoms or the personal freedoms of women around the country to choose what's right for ourselves and our families, I definitely think that would be a deal-breaker," she noted. Phoebe Gates Says BF Arthur Takes Down Her $20 Painting When He Visits She later credited Donald with teaching her more about music during an interview on the "Call Her Daddy" podcast in April 2025. "I mean my family, like, we're so nerdy, so I knew nothing about music," Phoebe confessed. "Like I knew about tech stuff growing up, not music stuff." She went on to say, "He took me to an Elton John concert and Elton John comes out in, like, a bedazzled tracksuit. I'm lik