Luka Peroš (b. 1976) is a Croatian actor and voice artist who voices Cookie Monster on the Ulica Sezam dub package.

Possessing a gruff voice, Peroš has dubbed several notable cartoon characters, including Tigger in The New Adventures of Winnie the Pooh, Wolverine in The X-Men, Scooby-Doo, and Patrick on SpongeBob SquarePants. Villains include Mandarin in Ironman, the Green Goblin in The Spectacular Spider-Man, and Cataclysm in Biker Mice from Mars.

On-camera, in addition to various Croatian TV series and films, Peroš has had small roles in The Lady Musketeer (with Gérard Depardieu) and The Hunting Party (with Terrence Howard).