- Only Child
NR | Drama/Romance
- Odd Thomas (2013)
NR | Romance/Horror
- Our Transgender Love Story
NR | Romance/Documentary
- One Year Off
NR | Comedy/Romance
- Operation Nutcracker (2024)
NR | Romance/Holiday
- One Perfect Match
NR | Romance
- One Snowy Christmas
NR | Romance/Holiday
- Oo na... Mahal na Kung Mahal (1999)
NR | Romance/Comedy drama
- Oy to the World! (2025)
NR | Romance/Holiday
- One Delicious Christmas
NR | Romance/Holiday
- Our Dream Wedding
NR | Romance/Fantasy
- One Way Passage
NR | Romance