Kylie Jenner 'is always low-key bragging' about Timothee Chalamet to friends and family Kylie Jenner and Timothee Chalamet have been dating since 2023. 21 March 2026 Kylie Jenner is reportedly "always low-key bragging" about her boyfriend Timothee Chalamet to her loved ones. Couple Kylie Jenner and Timothee Chalamet The 28-year-old media personality adores the 30-year-old actor, with whom she has been in a relationship since 2023. A source told Us Weekly: "Kylie is really proud of him and is always low-key bragging about him to her friends and family.