| Hai Master හායි මාස්ටර් | |
| Director: | Ranjith Siriwardena |
| Producer: | Suranga de Alwis |
| Starring: | Jeevan Kumaratunga Dilhani Ekanayake Bandu Samarasinghe Tennyson Cooray Freddie Silva |
| Music: | Gratien Ananda |
| Cinematography: | Bandula Cooray |
| Editing: | Kumarasiri de Silva |
| Distributor: | Film Location Service T.K Enterprises |
| Country: | Sri Lanka |
| Language: | Sinhala |
Hai Master (Sinhala; Sinhalese: හායි මාස්ටර්|italic=yes) is a 2007 Sri Lankan Sinhala comedy, action film directed by Ranjith Siriwardena and produced by Suranga de Alwis. It stars Jeevan Kumaratunga, Dilhani Ekanayake, comic duo Bandu Samarasinghe, and Tennyson Cooray in lead roles along with Freddie Silva, Lionel Deraniyagala, Sunil Hettiarachchi and Wilson Karunaratne.[1] It is the 1091st Sri Lankan film in the Sinhala cinema.[2]