Did Sadie Sink Date Joe Alwyn’s Brother? Inside the Longstanding Rumor as ‘Spider-Man: Brand New Day’ Nears

Published 07/18/2026, 9:55 PM EDT

via Imago

Sadie Sink has built a career out of keeping her personal life locked behind a very sturdy door, even while headlines about her only multiplied. One old rumor related to an Alwyn brother keeps knocking anyway, refusing to fully disappear no matter how many years pass. With Spider-Man: Brand New Day nearly here, curiosity about her love life has crept back into the spotlight right alongside her. Timing, it seems, has a sense of humor.

While old gossip resurfaced like clockwork, one quiet 2021 stroll through New York remains the internet's favorite receipt.

The truth behind Sadie Sink and Patrick Alwyn's rumored romance

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Sadie Sink and Patrick Alwyn, the notably camera-shy younger brother of Joe Alwyn, were never confirmed to be anything more than acquaintances. The pair was photographed walking through New York City in September 2021, dressed down in white t-shirts and looking perfectly relaxed. That single stroll was enough to send the internet into matchmaking overdrive. No second sighting, statement, or stray Instagram like ever showed up to back the theory further.

The timing did the rumor's heavy lifting, arriving right as Sink appeared in Taylor Swift's short film for 'All Too Well.' Swift was dating Joe Alwyn then, which had fans convinced she might have played cupid behind the scenes. Patrick, for his part, treats public visibility as if it owes him money, rarely surfacing anywhere. He has also been linked, just as unconfirmed, to Iris Apatow.

Sadie Sink Boyfriend: Who Is the 'Stranger Things' Star Dating in 2025?

As the rumor mill ran out of fuel, Sink quietly redirected all her energy toward something far bigger.

Sadie Sink's next chapter beyond the rumor mill

Sadie Sink now holds third billing in Spider-Man: Brand New Day, standing shoulder to shoulder with Tom Holland and Zendaya in a role Marvel refuses to spill. Jean Grey remains the leading theory, thanks to trailer hints about mind control and a villain too elusive to even see. The film swings into theaters on July 31, 2026. Whispers already tie her character to Avengers: Secret Wars, stretching her arc well beyond one movie.

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via Imago

Television is not sitting this one out either, with Sink set to headline and executive produce The Marriage Plot for FX and Hulu. She is also bringing John Proctor Is the Villain to film, reprising the role that earned her a Tony nomination. Theater still gets her full devotion, proven by a recent West End run beside Noah Jupe. As for Patrick Alwyn, that chapter appears very much closed.

"This is news to me..." – Sadie Sink Addresses Jean Grey Rumors Post-'Stranger Things' Finale

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What are your thoughts on Sadie Sink's rumored romance with Patrick Alwyn? Let us know in the comments.

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Shraddha Priyadarshi

1901 articles

Shraddha is a content chameleon with 3 years of experience, expertly juggling entertainment and non-entertainment writing, from scriptwriting to reporting. Having a portfolio of over 2,000 articles, she has covered everything from Hollywood’s glitzy drama to the latest pop culture trends. With a knack for telling stories that keep readers hooked, Shraddha thrives on dissecting celebrity scandals and cultural moments.

Edited By: Aliza Siddiqui

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