Ethumai Methumai (Sinhala: එතුමයි මෙතුමයි) is a 2011 Sri Lankan Sinhala comedy film directed by Nishantha Weerasingha and produced by Upul Jayasinghe for Nilwala Films. It stars Rodney Warnakula, Priyantha Seneviratne and Anarkali Akarsha in lead roles along with Duleeka Marapana and Anton Jude. Music composed by George Senanayake.It is the 1165th Sri Lankan film in the Sinhala cinema.
| Directing | Nishantha Weerasingha | Director |
| Writing | Upul Jayasinghe | Story |
| Writing | Nishantha Weerasingha | Screenplay |
| Production | Upul Jayasinghe | Producer |
| Crew | Gamini Chaminda | Cinematography |
| Editing | Samantha Wickramasinghe | Editor |
| Art | Saman Wanninayaka | Art Direction |
| Art | Sumith Wanninayaka | Art Direction |
| Costume & Make-Up | Meshan Hewapanna | Makeup Artist |
| Production | Maduranga Jagoda | Production Manager |
| Production | Channa Jayanath | Production Executive |
| Production | Lalith Wasantha | Production Executive |
| Directing | Nirukshan Ekanayake | Assistant Director |
| Directing | Nimshan Weerakkodi | Assistant Director |
| Sound | Susantha Dharmapriya | Sound |
| Sound | Lionel Gunaratane | Sound Supervisor |
| Sound | Sasika Ruwan Marasinghe | Assistant Sound Editor |
| Sound | Sumith Priyanka | Assistant Sound Editor |
| Crew | Samantha Mayadunne | Stunts |
| Editing | Ananda Bandara | Colorist |
| Sound | Pradeep Anjana | Playback Singer |
| Sound | Mesha Dhananjani | Playback Singer |
| Writing | Channa Jayanath | Lyricist |
| Sound | George Senanayake | Music Director |
| Writing | Lalith Wasantha | Lyricist |