Hahaha (Korean: 하하하) is a 2010 South Korean comedy-drama film written and directed by Hong Sang-soo. It was entered into the 2010 Cannes Film Festival where it won the Prix Un Certain Regard.

Hong Sang-soo is a South Korean film director and screenwriter. An acclaimed and prolific filmmaker, Hong is known for his slow-paced films about love affairs and everyday dilemmas in contemporary South Korea.