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Liam Hemsworth's Engagement Proves 2025 Is the Year of the Cushion Diamond

His fiancée, model Gabriella Brooks, hard-launched the news with a fabulous ring drop.
sarah hanlon entertainment and celebrity editor the knot
by
Sarah Hanlon
sarah hanlon entertainment and celebrity editor the knot
Sarah Hanlon
Entertainment & Celebrity Editor
  • Sarah is the Entertainment & Celebrity Editor for The Knot, with special focuses on pop culture and celebrity wedding news.
  • Before joining The Knot Worldwide, Sarah was a contributing writer for Bravo at NBC Universal.
  • Sarah has a degree in journalism and resides in New York City.
Updated Sep 12, 2025

Liam Hemsworth and his girlfriend, Gabriella Brooks, are headed to the altar. The couple announced their engagement on September 12, 2025. The model took to Instagram to share a collection of photos from the proposal, which she captioned with a simple white heart. The fiancés posed for a black-and-white portrait that gave a glimpse of the ring, but another shot in the post offered a closer look at the bauble, which appears to be a bezel-set cushion-shaped diamond.

The couple's engagement comes nearly six years after they were first spotted together in Australia. Brooks made their romance Instagram official in June 2021, and they sparked engagement speculation earlier this summer when she was seen showing off her left hand while on vacation in Ibiza. Look back at the couple's romance here, including what we know about her on-trend engagement ring.

  • Liam Hemsworth is engaged to model Gabriella Brooks, which they announced on September 12, 2025.
  • Liam Hemsworth and Gabriella Brooks have been together since December 2019. They were first photographed with his family in Australia.
  • Liam Hemsworth's girlfriend first sparked engagement rumors in August 2025 when she was seen wearing a diamond ring at Chris Hemsworth's birthday party in Ibiza, Spain.

In this article:

Who is Liam Hemsworth's Wife-to-Be, Gabriella Brooks?

Liam Hemsworth and Gabriella Brooks
Photo: Jeff Spicer | Getty Images

Liam Hemsworth's fiancée is Gabriella Brooks. The 29-year-old Australian model keeps a rather low-key profile outside of her career, especially when it comes to her love life, which she addressed in a 2021 interview with Stellar Magazine. "My personal relationship is very, very important and very sacred to me," she said. "And I feel like in an industry where so much is put out on show, there are some things you just want to keep to yourself. I completely understand [the interest in our relationship]. But at the end of the day, I guess I just like having that for me."

She's also close with his family, including his famous brother Chris Hemsworth and his wife, Elsa Pataky. In fact, it was at Chris' birthday party earlier this year when Brooks first sparked engagement rumors. The couple joined their friends and family on a yacht in Ibiza, Spain, for the actor's celebration. While there, Brooks was photographed showing off her diamond-clad left hand.

All About Gabriella Brooks' Engagement Ring

Gabriella Brooks' engagement ring from Liam Hemsworth appears to be a bezel-set cushion-shaped diamond on a gold band. The vintage style combines some of the biggest engagement ring trends right now. Not only have bezels seen an uptick in popularity in recent months, pillowy cushions and other similar antique shapes (like Old Mines) have been a hot style this year thanks to fellow celebrity wearers like Taylor Swift, Becca Tilley and Zendaya. While The Knot 2024 Jewelry and Engagement Study found that cushions made up just 6% of all engagement rings last year, Brooks' ring further fuels our theory that the popularity of this shape is just starting to take off.

Inside Gabriella Brooks and Liam Hemsworth's Relationship

Liam Hemsworth with his girlfriend Gabriella Brooks
Photo: Sam Tabone | Getty Images

Liam Hemsworth's engagement to Gabriella Brooks occurred six years after they first sparked romance rumors. The two were spotted with his family in Australia in December 2019, thus tipping fans off to a potential romance. (That sighting came a few months after Hemsworth split from his ex-wife, Miley Cyrus.) They hard-launched their relationship in June 2021, and made their red carpet debut as a couple in November 2022 at the premiere of Poker Face.

While they rarely speak about each other publicly—and Hemsworth has never shared Brooks on his social media pages—a source told Us Weekly in 2021 they were "getting serious." The insider continued, "They're not ones to make it known to the public, but their friends and family sure are in the know about how close they are and how an engagement can be right around the corner. Liam looks up to his brothers [Chris Hemsworth and Luke Hemsworth] and would love to one day also have that long-lasting marriage with a partner."