Cooper Koch confirmed he was in a relationship in October 2024. Here's everything to know about Cooper Koch's boyfriend Stuart McClave.

Phil McCarten/CBS Cooper Koch had his boyfriend, Stuart McClave, for support while celebrating his first nomination at the 2025 Golden Globe Awards. Koch, 28, and McClave, 37, made their red carpet debut while posing for photos at the Beverly Hilton in Los Angeles on Sunday.

Celebrity Groomer Miho Suziki used the Solawave 4-in-1 Radiant Renewal Skincare Wand along with the brand’s LightBoost Activating Serum on Koch, who was nominated for Best Performance by a Male Actor in a limited series for his turn in Monsters: The Lyle and Erik Menendez Story.

The Monsters: the Lyle and Erik Menendez Story star is nominated tonight for his role as one of the infamous Menendez brothers.

The first-time Golden Globe nominee, who earned a nod for his role in 'Monsters: The Lyle and Erik Menendez Story,' revealed to Vanity Fair how he prepared for the ceremony, which included banishing his phone for three days.

Cooper Koch is professing his love for boyfriend Stuart McClave. The Monsters: The Lyle and Erik Menéndez Story star, 28, was joined by McClave at the 2025 Golden Globes on Sunday, Jan. 5, marking their red carpet debut.

The show, a fictionalized account of the brothers' murder of their parents, Jose and Kitty Menendez, which aims to tell different points of view of what could have happened, stars Cooper Koch as Erik Menendez and Nicolas Alexander Chavez as Lyle Menendez.