Lily Allen and David Harbour’s relationship timeline and allegations of cheating

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Kimberley Braddish
The Nightly
From the way they met to Lily Allen’s scathing musical takedown of David Harbour, here’s how their romance and accusations unfolded.
From the way they met to Lily Allen’s scathing musical takedown of David Harbour, here’s how their romance and accusations unfolded. Credit: WWD/Penske Media via Getty Images

How did David Harbour and Lily Allen meet?

David Harbour and Lily Allen first connected on the exclusive dating app Raya.

The pair were spotted together several times in 2019 before confirming their romance. In October that year, they were photographed sharing a kiss while strolling through New York City.

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“I was in London alone, doing Black Widow, on this app, going on dates and stuff. And yeah, I started texting with her,” Harbour recalled in a 2022 GQ Hype interview.

“She was in Italy at the time – we got together, went on a date at the Wolseley (a restaurant in Mayfair), and it was, you know, she’s f***ing unbelievable.”

Lily Allen and David Harbour attend New York Knicks v New Orleans Pelicans preseason game at Madison Square Garden on October 18, 2019.
Lily Allen and David Harbour attend New York Knicks v New Orleans Pelicans preseason game at Madison Square Garden on October 18, 2019. Credit: James Devaney/Getty Images

Allen spotted wearing engagement ring

A few months after romance rumours began, engagement chatter took off when Allen was seen wearing a ring during a November 2019 outing.

The speculation carried on for months until Allen cheekily addressed a fan’s question about the ring in May 2020, saying, “first rule of engagement club.”

Marriage license in Las Vegas

Just a day after securing a marriage license in Las Vegas, Harbour and Allen officially tied the knot in a quirky ceremony led by an Elvis Presley impersonator in September 2020.

“In a wedding officiated by the king himself, the people’s princess wed her devoted, low born, but kind credit card holder in a beautiful ceremony lit by the ashen skies courtesy of a burning state miles away in the midst of a global pandemic,” the Stranger Things star shared.

Allen opens up about family plans with Harbour

Allen revealed her desire to grow their family after the wedding.

“I think so. Especially now Marnie’s getting so big,” she said. “It’s like, ‘No, my babies!,’” she told the Sunday Times in October 2020.

Lily Allen and David Harbour attend Netflix's Stranger Things season 4 premiere.
Lily Allen and David Harbour attend Netflix's Stranger Things season 4 premiere. Credit: Roy Rochlin/Getty Images

Allen joined OnlyFans with Harbour’s support

In June 2024, Allen officially joined OnlyFans, reportedly with Harbour’s full support.

She used the platform to sell foot photos, explaining on the Miss Me? podcast, “It ends in the same place that it starts — it’s only feet. I’ve got very strict guidelines.”

Break-up rumours swirl

By December 2024, cracks in their marriage became evident as cheating rumours surrounding Harbour surfaced.

“Lily was looking for women that were on Raya and cross-referencing them with women David follows on Instagram to try to figure out who he was seeing. She was doing her Wagatha thing,” a source claimed to the Daily Mail at the time.

David Harbour and Lily Allen at The 2022 Met Gala celebrating In America.
David Harbour and Lily Allen at The 2022 Met Gala celebrating In America. Credit: WWD/Penske Media via Getty Images

Sources confirm the couple’s split

In February 2025, multiple outlets confirmed that Harbour and Allen had separated after four years of marriage.

A source told People that their relationship had been “crumbling.”

Two months later, Harbour appeared to reference the breakup in GQ, saying, “I’m protective of the people and the reality of my life. There’s no use in that form of engaging (with rumors) because it’s all based on hysterical hyperbole.”

David Harbour and Lily Allen attend the 26th Annual Screen Actors Guild Awards.
David Harbour and Lily Allen attend the 26th Annual Screen Actors Guild Awards. Credit: Amy Sussman/WireImage

West End Girl reveals wild cheating allegations

Allen released her first album in seven years, West End Girl, on October 24, completely blowing up the internet and reigniting speculation about the couple’s split.

The track Madeline appears to touch on her estranged husband’s alleged infidelity, with Allen singing, “I can’t trust anything that comes out of his mouth” and later, “Who the f*** is Madeline?”

Following the album’s release, costume designer Natalie Tippett identified herself as the woman referenced in the song, claiming she had an affair with Harbour while working on Netflix’s We Have a Ghost in 2021.

“Of course I’ve heard the song,” Tippett said. “But I have a family and things to protect. I have a two-and-a-half-year-old daughter, and I understand this is going on. It’s a little bit scary for me.”

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