Mere Brother Ki Dulhan (transl. My Brother's Bride) is a 2011 Indian Hindi-language romantic comedy film written and directed by Ali Abbas Zafar in his directorial debut and produced by Aditya Chopra under his banner Yash Raj Films. The film stars Imran Khan, Katrina Kaif, Ali Zafar, and Tara D'Souza. In the film, Dimple Dixit (Kaif) and Luv Agnihotri (Zafar) are due to get married, but difficulties arise when Dimple and Kush (Khan) develop feelings for each other in the days leading up to the wedding.

Mere Brother Ki Dulhan entered development in August 2010 after Zafar, then known as an assistant director, wrote three separate screenplays for Yash Raj. Khan and Kaif's involvement was announced soon thereafter, marking Khan's first film for Yash Raj and Kaif and Zafar's second, after New York (2009). Casting was rounded out with the hirings of Zafar and D'Souza in their initial Bollywood roles and principal photography began in September 2010 and lasted until that November, with filming locations including Haryana, Uttar Pradesh, Uttarakhand, Punjab, and Himachal Pradesh.

Mere Brother Ki Dulhan was set for release in July 2011, but was unexpectedly postponed. It was theatrically released in India on September 9 the same year. Mere Brother Ki Dulhan grossed ₹856 million (US$11 million) worldwide, making it the ninth highest grossing Indian language film of 2011. It received positive reviews from critics, with particular praise directed towards Kaif's performance as well as its screenplay, soundtrack and humor. At the 57th Filmfare Awards, Mere Brother Ki Dulhan received 2 nominations – Best Actress (Kaif) and Best Music Director (Sohail Sen).