These 18 Celebrity Couples Will Shock You — You’ve Been Assuming They’re Married All Along!

Rose Byrne and Bobby Cannavale have been together since 2012. The couple, who have two children together, refer to one another as “husband” and “wife” and wear bands on their ring fingers, but they never officially tied the knot.

Jack McCollough and Lazaro Hernandez are not only the creative geniuses behind fashion house Proenza Schouler, they’ve been together since their junior year at Parsons School of Design. While they’ve successfully collaborated on the runway, they aren’t married. Lazaro responded with a simple “no comment” when asked when the couple will tie the knot at “The Atelier with Alina Cho” speaker series at The Met.

The Bridesmaids star has been in a relationship with filmmaker Paul Thomas Anderson since 2001. They have four children and Maya refers to Paul as her husband, but they just never made it official. “People know what that means. It means he’s the father of my child, and I live with him, and we are a couple, and we are not going anywhere,” Maya told The New York Times in 2018.

After meeting at Chateau Marmont in 2007 and more than 10 years together, Leslie Bibb and Sam Rockwell are happy with the way things are—being unmarried. The secret to their strong relationship? “Maybe it’s probably something about the way we grew up, but I feel like if it ain’t broke, don’t fix it,” Bibb said on Today with Jenna & Friends in 2025.

Tennis star Anna Kournikova and singer Enrique Iglesias began dating in 2001, after meeting on the set of his “Escape” music video. Despite rumors constantly swirling that the notoriously private couple have tied the knot, they haven’t. They did, however, welcome their fourth child in December 2025.

They were costars on The Americans and have been together since 2014, but aren’t official official. Keri was previously married to Shane Deary from 2007 until 2014, while Matthew has never been married. In addition to raising Keri’s two children from her previous marriage, the couple has one son together.

The actors have an under the radar relationship, despite being together since 2007. In 2018, they welcomed a daughter and collaborated together on the film Wildlife—but don’t expect a proposal anytime soon. They then welcomed a son in 2022. The actress told The Daily Beast that getting married “isn’t high on my list, we’re not religious. But it’s really nice to make a life with him.”

Ricky Gervais and Jane Fallon met in 1982 at University College London and have built their lives together over the past four decades. “We are married for all intents and purposes, everything’s shared and actually our fake marriage has lasted longer than a real one…but there’s no point in us having an actual ceremony before the eyes of God because there is no God,” Ricky told The Sunday Times in 2010.

Sarah Paulson and Holland Taylor have been together since 2015 and consider themselves in a committed partnership. But more so than their choice to not get married, the public often critiques their 32-year age gap. Sarah told Harper’s Bazaar she credits this to “our own ageist thinking and the idea that to be old is to cease to have any desire.”

Despite being engaged at one point, the actress and Snow Patrol musician have decided to remain longterm partners. “He’s not my fiancé. We were engaged to be married, but now we’re just together,” Courteney said on The Ellen DeGeneres Show. “We broke off our engagement, and he moved to England, then we got back together, and it’s actually better than it was before.”

Actor Wallace Shawn has been partners with writer Deborah Eisenberg since 1972. The couple lives in New York City together, however they have no plans to get married.

It was evident that Joaquin Phoenix had met his match when he started dating his Mary Magdalene costar in 2016. Flash forward to 2021 and the couple is engaged and have a son. Phoenix did refer to Mara as his “wife” in a podcast interview in 2024, but a legal marriage has yet to be confirmed. In June 2024, the couple welcomed a daughter.

Actor Jason Statham and supermodel Rosie Huntington-Whiteley have been together since 2010, and got engaged in 2016. The duo share two kids, Jack and Isabella. When asked about a wedding in 2025, Huntington-Whiteley told OK! Magazine, “Maybe one day. It’s not something that’s ever been massively important to me. Throwing a big, fancy wedding is not something I feel is necessary at this point in my life. If we do, it will be low-key.”

After Winona Ryder’s publicized engagement to Johnny Depp in the ’90s, the actress has kept a tight lid on her relationship with Scott Mackinlay Hahn. While they haven’t officially married, they’ve been partners since 2011.

Actress Sandra Bernhard has been with her partner, writer and producer Sara Switzer, for over 20 years. While the two aren’t married, they are clearly committed to each other.

Actor Vin Diesel has been with model Paloma Jiménez since 2007, and have since welcomed three children. The two keep their relationship fairly private aside from rare red carpet appearances.