Dr. Nawariyan (Dr. නවරියන්) is a 2017 Sri Lankan Sinhala action, comedy film directed by Ranjan Ramanayake and produced by Ranjan himself with Flash Entertainment. It stars Ranjan Ramanayake and Ruwangi Rathnayake in lead roles along with Rex Kodippili, Sriyani Amarasena and Sarath Chandrasiri. The film has influenced by 2003 Bollywood film Munna Bhai M.B.B.S.

Two naive journalists fight to get rid of a young she-devil who inhibits in their house.

After witnessing her politician father's assassination by Soththi, Daughter Pooja a crucial witness, becomes a target herself. Leader is hired to safeguard her due to her pivotal role in proving Soththi's guilt.