The Unmarried Wife is a 2016 Filipino romantic drama film directed by Maryo J. de los Reyes (in his final feature film directing role before his death in 2018) from a story and screenplay written by Vanessa R. Valdez, based on an original story by Keiko Aquino. Starring Angelica Panganiban, Dingdong Dantes, and Paulo Avelino, the film revolves around a woman who was torn between her husband and her lover.

Produced and distributed by Star Cinema, the film was theatrically released in the Philippines on November 16, 2016, with limited screenings in the United States and Canada. The film project marks the reunion of Panganiban and Dantes after their box-office success with One More Try (2012) with Angel Locsin and Zanjoe Marudo. It is also Dingdong's fourth time to lead in Star Cinema movies after Segunda Mano (2011), One More Try (2012), and She's the One (2013).