The brunette beauty, who turned 53 on June 15, was accompanied by her beau Johnny McDaid, as well as Aniston, her husband Justin Theroux, Kudrow, her spouse Michael Stern, Jennifer Meyer and Jason Bateman, reported People magazine.
"Courteney had a private dinner party at the Chateau Marmont to celebrate her birthday.
"She has had celebrations at the hotel in the past and so has Jennifer. It's a favourite for fun celebrations," a source said.