Mama's Affair (Chinese: 阿媽有咗第二個) is a 2022 Hong Kong drama film written and directed by Kearen Pang. Starring Teresa Mo, Keung To, Jer Lau, Kaki Sham and Tang Lai Ying, the film follows a former talent manager and housewife, who discovers a new star, then she finds it difficult to balance her family and her career life. The film had its world premiere at 17th Osaka Asian Film Festival in competition section on 12 March 2022, and was released on 11 August 2022 in Hong Kong.

The film was invited to 21st New York Asian Film Festival, where it had its New York premiere on 26 July.

Produced with a budget of HK$10 million (US$1.29 million), the film has grossed HK$40.18 million (US$5.17 million) as of 9 November 2022 and currently it is the fourth highest-grossing, Hong Kong-produced film of 2022.