"They are very serious. Everyone in her family loves him," a source tells PEOPLE following the couple's PDA-filled outing at the 2025 Golden Globes

There are a few celebrity couples that are so stylish, their relationships are still revered to this day (even though some of them have been broken up for decades). Angelina Jolie and Billy Bob Thorton, Pamela Anderson and Tommy Lee, Hailey and Justin Bieber —the list goes on.

Kylie Jenner and boyfriend Timothée Chalamet had the ultimate date night following the Paris premiere of his film, 'A Complete Unknown.' See her glam and sexy outfit!

Jenner has also been present at afterparties for Chalamet's other projects, like Wonka, where she showed her support without walking the red carpet. A source told People magazine that while she kept a low profile at the London premiere, Jenner and her mom, Kris Jenner, were there to cheer on Chalamet in a more intimate setting.

The makeup mogul “has never felt like this about anybody else before and definitely sees a future with him,” the insider says.

While Jenner didn’t accompany Chalamet to the A Complete Unknown premiere in Paris, continuing to keep a more or less low profile where they can, the couple shared an intimate date night straight after. They were photographed enjoying dinner at chef Cyril Lignac’s restaurant, before heading back to the elegant Hotel Royal Monceau.

Kylie Jenner's family shows support for relationship with Timothée Chalamet after Golden Globes date night. The reality star's mom Kris Jenner and sister Khloé Kardashian gave pictures of the pair’s glamorous date night their seal of approval on social media.

The reality star showed off her curves in a catsuit while the “A Complete Unknown” actor went casual in Chanel.

Kylie Jenner and Timothée Chalamet stepped out holding hands after the Paris premiere of A Complete Unknown on Jan. 15. See photos and video of their romantic date night in the City of Love.

Kylie Jenner’s romance with Timothée Chalamet might just be it for her. A source told Page Six that the star sees the actor as “the one.”