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

Koch, who was nominated at the 2025 Golden Globe Awards for his performance on Netflix's hit series Monsters: The Lyle and Erik Menendez Story, walked the Globes red carpet on Sunday, Jan. 5 with his boyfriend, Stuart McClave, by his side.

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 gushed over his boyfriend Stuart McClave for supporting him and being "the best" at the 2025 Golden Globe Awards on Jan. 5. The 'Monsters' actor, who isn't married but wears a ring, said his partner also helps him stay "grounded.

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.

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.

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