Rajamanikyam is a 2005 Indian Malayalam-language action comedy film directed by Anwar Rasheed and written by T. A. Shahid. It stars Mammootty in the title role along with Rahman, Manoj K Jayan, Cochin Haneefa, Ranjith, Salim Kumar, Sai Kumar, Bheeman Raghu, Sindhu Menon, and Padmapriya in supporting roles. The music is composed by Alex Paul.

It tells the story of Rajamanikyam aka Bellary Raja (Mammootty), a Karnataka based illiterate business tycoon who tries to unite his warring siblings. The film was remade in Kannada as Bellary Naga (2009) with Vishnuvardhan in lead. Rajamanikyam was the highest grossing Malayalam movie until 2008. The film was released on November 1 during Deepawali. The film was dubbed and released in Tamil with same name in 2007.