4:30 is a 2005 drama film directed by filmmaker Royston Tan and starring Xiao Li Yuan and Kim Young-jun. It is Tan's second feature after 15: the Movie. The film is made on a budget of S$400,000. It was released in Singapore on 29 June 2006. The film traces the relationship between Xiao Wu, an eleven year old Chinese Boy and his tenant Jung, a thirty-something Korean man. The movie's main theme is loneliness most prominently portrayed through Xiao Wu's character. Dialogue in the film included English, Mandarin and Korean.

The film participated in the 2005 NHK Asian Film Festival. It also won the Grand Prix Award for Best Film at the 2006 Bratislava International Film Festival, the Netpac Award at the 26th Hawaii International Film Festival, and the Best Film Award at the Rome Asian Film Festival.