Housefull 2, sometimes called Housefull 2: The Dirty Dozen, is a 2012 Indian Hindi-language action comedy film written and directed by Sajid Khan. Brothers Sajid Samji and Farhad Samji co-wrote the film under their duo Sajid-Farhad, on a story by Sajid Nadiadwala. Produced by Nadiadwala under Nadiadwala Grandson Entertainment and distributed by Eros International, it is the second installment of the Housefull franchise, a standalone sequel to Housefull (2010), and also an uncredited remake of the 1998 Malayalam film Mattupetti Machan.

Housefull 2 contains a large ensemble cast starring Rishi Kapoor, Randhir Kapoor, Mithun Chakraborty, Akshay Kumar, Asin, John Abraham, Jacqueline Fernandez, Riteish Deshmukh, Shreyas Talpade, Zareen Khan, Chunky Panday, Shazahn Padamsee and Boman Irani. Housefull 2 was released theatrically on 5 April 2012, to a mixed reception. Made on a budget of ₹60–64 crore, the film accumulated ₹186 crore (US$21 million) worldwide, becoming one of the highest-grossing Hindi films of 2012.

It was followed by two sequels: Housefull 3 and Housefull 4 which were released in 2016 and 2019 respectively.