The "Amazing Spider-Man" star dated the actress for four years until they broke up last year.
Asked who he'd most like to hang out with on a desert island in a new The Hollywood Reporter roundtable chat with Joseph Gordon-Levitt, Jeff Bridges, Casey Affleck, Mahershala Ali, and Dev Patel, Garfield didn't hesitate.
"Emma Stone," he said. "I love Emma. She's all right. She can come."
Meanwhile, Gordon-Levitt confessed he'd like to be stranded with late movie legend Orson Welles and Affleck thought it would be cool to spend time with Sunny Pawar, the young star of Patel's new movie "Lion."
"It would have to be Bruce Lee, man. I am the biggest Bruce Lee fan.